Fossil analysis changes what paleontologists know about how long T. rex took to grow full size
January 15, 2026
An ailing astronaut is back on Earth
January 15, 2026
Former NASA Astronaut Leroy Chiao joins The Lead.
January 14, 2026
Prehistoric wolf’s gut frozen in time reveals an ice age giant
January 15, 2026
Viral bodycam video captures deputy wrangling large, runaway bird: "I've never handcuffed an emu"
January 15, 2026
4 astronauts return to Earth after medical issue forces early ISS exit
January 15, 2026
Elon Musk’s X says its AI chatbot Grok won't be able to edit photos of real people in revealing clothing in places where that is illegal
January 15, 2026
New Year’s resolutions typically fade so quickly that there is a ‘Quitter’s Day’ named after them, for the second Friday in January. But small actions and shifts in mindset can have much longer-lasting beneficial effects.
January 15, 2026
As climate extremes intensify, adaptation debates favor new technologies. Terraces in the Philippines and Morocco show how people modified their landscapes to respond to past climate shifts.
January 15, 2026
Climate change is driving a global boom in desalination as regions turn to the sea for drinking water
January 15, 2026
U.S., Danish and Greenlandic officials have met face to face to discuss President Donald Trump’s ambitions to take control of Greenland, a semiautonomous territory of Denmark
January 15, 2026
Fostering a sense of pride in local communities increases citizen participation, including, at a bare minimum, voting in municipal elections.
January 15, 2026
The high court recognizes a person’s right to self-defense with firearms but has also upheld the government’s power to enforce limits on that right.
January 15, 2026
Scientists have traditionally focused on educating the public on science or correcting misinformation. But researchers from marginalized communities often have broader goals in science communication.
January 15, 2026
What to do if you’ve been exposed to measles
January 15, 2026
A bipartisan group of lawmakers has proposed creating a new agency with $2.5 billion to boost production of rare earths and the other critical minerals
January 15, 2026
An astronaut in need of medical care is on the way back to Earth
January 14, 2026
A top Danish official says a “fundamental disagreement” over Greenland remains with President Donald Trump after talks in Washington with Vice President JD Vance and Secretary of State Marco Rubio
January 14, 2026
Federal health officials say at least 45 people in nearly two dozen states have been sickened with salmonella food poisoning tied to the Super Greens brand of diet supplement powder
January 14, 2026
History also shows that many of the fanciful engineering ideas for Greenland failed because they misjudged the island’s harsh climate and dynamic ice sheet.
January 14, 2026
A new report says organ donations from the recently deceased dropped last year, resulting in fewer kidney transplants
January 14, 2026
NTSB investigators pinpoint failed aircraft part from UPS crash last year
January 14, 2026
Elon Musk’s Grok can no longer undress images of real people on X
January 14, 2026
4 astronauts depart ISS, leaving behind just 3 crewmates to staff the orbiting lab
January 14, 2026
Whole milk is heading back to school lunch cafeterias
January 14, 2026
A federal judge is considering whether to set aside a Trump administration order pausing the construction of a major offshore project for New York
January 14, 2026
Federal officials are reinstating hundreds of U.S. health workers who were laid off last year from a small health agency that aims to protect workers
January 14, 2026
Horses really can smell our fear, new study finds
January 14, 2026
SpaceX's Starlink has dropped fees to help Iranian demonstrators share protest details globally, activists say
January 14, 2026
Trump wants to slash funding for federal climate and weather research. Congress is about to tell him ‘No’
January 14, 2026
U.S. overdose deaths fell through the most of last year, suggesting a lasting improvement in an epidemic that had been worsening for decades
January 14, 2026
Patches of low vaccination in the US are becoming bigger, riskier holes
January 14, 2026
President Donald Trump’s threats against independent media and free speech look a lot like the actions of autocrats elsewhere intent on undermining the institutions meant to keep them in check.
January 14, 2026
Scientists calculate that last year was one of the three hottest on record, along with 2024 and 2023
January 14, 2026
Stress-proof your body: How to build a nervous system that supports your fitness goals
January 14, 2026
Some methods being tried to counter climate change shift the ocean’s biology or chemistry. Others would deflect solar radiation. All have consequences for marine life.
January 14, 2026
The Trump administration placed new security requirements on Nividia’s semiconductor sales to China, but essentially greenlighted the export of its powerful H200 artificial intelligence chips to Chinese buyers
January 14, 2026
Meals and snacks with “GLP-1 Friendly” labels on the packaging are becoming more common as a growing number of Americans try obesity drugs like Wegovy and Zepbound to lose weight
January 14, 2026
AI companies are gearing up to follow the social media model of monetizing their platforms through advertising. The danger for consumers with AI goes beyond data privacy to covert manipulation.
January 14, 2026
The US, China, India, Europe and Japan all have exciting missions on the horizon in 2026. Many of them are collaborative feats.
January 14, 2026
Chatter in social media communities sheds light on a hidden population of substance users.
January 14, 2026
Railway safety has vastly improved for motor vehicles, but reducing the risk of collisions with pedestrians is much trickier.
January 14, 2026
It’s that time of year again, when lots of U.S. residents are blasting the heat in their homes and still freezing cold
January 14, 2026
Scientists have inaugurated the first global repository of mountain ice cores in an Antarctic vault
January 14, 2026
President Donald Trump promoted his efforts to boost U.S. manufacturing, as he tries to counter fears about a weakening job market and worries that still-rising prices are hurting Americans’ pocketbooks
January 13, 2026
Wildlife crews have stopped actively searching for two juvenile gray wolves in Northern California's Sierra Valley
January 14, 2026
Combining small changes in diet, exercise and sleep may extend life
January 13, 2026
The House gave approval to legislation aimed at loosening water efficiency regulations for showerheads
January 13, 2026
Animals at Rio de Janeiro’s BioParque zoo received popsicles and frozen treats Tuesday as the city faced another day of extreme heat during Brazil’s summer
January 13, 2026
Access to Elon Musk’s Starlink internet service is now free in Iran as regime continues brutal crackdown on protests
January 13, 2026
Federal regulators are telling drugmakers to remove label warnings about potential suicidal thoughts and behaviors from their blockbuster weight-loss drugs
January 13, 2026
The Environmental Protection Agency says it will stop calculating the economic savings of health benefits from air pollution rules
January 13, 2026
U.S. President Donald Trump has made an American takeover of Greenland a focus of his second term in the White House
January 13, 2026
New options for testing and treating some of the most common sexually transmitted diseases are becoming available
January 12, 2026
Mother diagnosed with perimenopause after years of unexplained symptoms
January 13, 2026
Hockey dad credits 'end-of-life care' with saving his life
January 13, 2026
Astronomers now say the moon is eating up molecules from Earth’s atmosphere
January 13, 2026
High-tech beanie helps to soothe NICU babies
January 13, 2026
At the same time, Americans have been facing worsening storms, wildfires and deadly heat waves.
January 10, 2026
Woman who was shocked on sidewalk with her dog speaks out: "Like he was being tased"
January 13, 2026
The policy of providing guaranteed cash incomes has gained momentum in recent years. This tool to tackle inequality has the potential to address racial resentment.
January 13, 2026
Microsoft has a plan to stop AI data centers from hiking up your electricity bill
January 13, 2026
The 2025-26 ‘super’ flu can come with vomiting and diarrhea, alongside the more typical aches and pains of flu.
January 13, 2026
Marine viruses attack cells, but the material that spills out helps fuels marine life around the world.
January 13, 2026
Researchers who focus on one specialty are more likely to rise through the academic ranks, even though wicked societal problems require crosscutting work to solve.
January 13, 2026
Stargazing can stimulate an interest in space in kids and lead to a passion for science. But rural schools often lack the resources to nurture these interests.
January 13, 2026
Belgian biathlete Maya Cloetens is concerned about the future of winter sports in a warming world
January 13, 2026
Amazon’s big plan to beat ChatGPT: Give Alexa a better memory
January 13, 2026
Malaysian authorities have announced legal action against Elon Musk's social media platform X and its AI unit xAI
January 13, 2026
Researchers say the United States emitted 2.4% more greenhouse gases in 2025 than the previous year
January 13, 2026
Pentagon bought device through undercover operation some investigators suspect is linked to Havana Syndrome
January 13, 2026
A federal judge ruled Monday that work on a major offshore wind farm for Rhode Island and Connecticut can resume, handing the industry at least a temporary victory as President Donald Trump seeks to shut it down
January 12, 2026
Democrats are looking to expand their hold on the nation's governorships in the midterm elections in November
January 12, 2026
Apple will lean on Google to help finish its bungled attempts to smarten up its virtual assistant Siri and bring other artificial intelligence features to the iPhone as the trendsetting company plays catch up in technology’s latest craze
January 12, 2026
Birds at a college changed beak shapes during the pandemic. It might be a case of rapid evolution
January 12, 2026
Apple teams up with Google Gemini for AI-powered Siri
January 12, 2026
Blending green hydrogen with natural gas is seen by some as key to achieving California’s clean energy goals
January 12, 2026
Malaysia and Indonesia have blocked access to Elon Musk's AI chatbot Grok as concerns grow over its misuse in generating explicit images
January 12, 2026
Older adults whose diets consisted of only 15% ultraprocessed foods – rather than the usual 50% – had lower weight, insulin and cholesterol.
January 12, 2026
Which way is ‘down’ has a different answer depending on where you are on Earth, in the solar system, in our galaxy and beyond.
January 12, 2026
Musk’s Grok blocked by Indonesia, Malaysia over sexualized images in world first
January 12, 2026
Wegmans is scanning your face at some stores. It’s not the only company
January 12, 2026
‘Completely bonkers’: Trump’s Greenland mining dreams collide with reality
January 12, 2026
TV shows can be misleading when it comes to educating viewers on hands-only CPR, along with who experiences cardiac arrest and where.
January 12, 2026
Dr. Janell Green Smith's life was dedicated to finding solutions to the crisis of Black women dying in childbirth. That was until she herself died just days after giving birth to her daughter. One of Dr. Green Smith's family members, Dr. Nichole Wardlaw, who is a midwife herself, talks to CNN about her legacy and the crisis still facing many pregnant Black women today.
January 10, 2026
Google is expanding the shopping features in its AI chatbot by teaming up with Walmart, Shopify, Wayfair and other big retailers to turn the Gemini app into a virtual merchant as well as an assistant
January 11, 2026
Thousands of tourists are stranded in northern Finland after flights at Kittilä airport were canceled due to severe cold
January 11, 2026
The findings from Pandora will complement data from the James Webb Space Telescope to give astronomers more insight into stars and planets outside our solar system.
January 11, 2026
Erich von Däniken, the Swiss author whose books on the extraterrestrial origins of ancient civilizations brought him both fame and scorn, has died at age 90
January 11, 2026
Brazil’s biggest soy producers have withdrawn from the soy moratorium, a pledge to avoid Amazon deforestation
January 10, 2026
Doctors fear this week’s unprecedented changes to federal vaccine recommendations will stoke vaccine hesitancy even more, pose challenges for pediatricians and parents and ultimately lead to more illness and death among children
January 10, 2026
Medical experts say strength training keeps bones and muscles healthy after menopause when estrogen loss speeds up a reduction in bone density and contributes to the gradual loss of muscle mass
January 10, 2026
Russia struck Ukraine with a hypersonic Oreshnik missile on Thursday, a rare use of one of its most advanced weapons. CNN's Nick Paton Walsh got an exclusive look inside the remnants of one of these missiles last January.
January 09, 2026
Fears of an AI bubble were nowhere to be found at the world’s biggest tech show
January 10, 2026
New York’s attorney general has sued the Trump administration for halting two major offshore wind projects expected to power more than 1 million homes
January 10, 2026
Lyft and Uber drivers protested Waymo’s self-driving taxis in San Francisco
January 09, 2026
State health officials in South Carolina have confirmed 99 new cases of measles since Tuesday
January 09, 2026
Shawn Johnson East speaks out on protecting babies from RSV
January 09, 2026
CDC says flu activity probably has not peaked amid record-breaking season
January 09, 2026
Why some people can’t stay away from alcohol, even when they know it’s hurting them
January 09, 2026
Elon Musk's AI chatbot Grok is now restricting image generation and editing to paying users
January 09, 2026
U.S. flu infections are showing signs of a slight decline, but health officials say it is not clear that this severe flu season has peaked
January 09, 2026
Facebook parent Meta has reached nuclear power deals with three companies as it continues to look for electricity sources for its artificial intelligence data centers
January 09, 2026
After ‘digital undressing’ criticism, Elon Musk’s Grok limits some image generation to paid subscribers
January 09, 2026
Russia strikes western Ukraine with Oreshnik ballistic missile, one of its most advanced weapons
January 09, 2026
What is the Oreshnik ballistic missile fired by Russia into Ukraine?
January 09, 2026
Environmental experts warn that U.S. plans under President Donald Trump to restart and control Venezuelan oil exports could intensify pollution, greenhouse gas emissions and ecological damage in a country already burdened by decades of oil-related degradation
January 09, 2026
Russia has used its latest missile against Ukraine for a second time in the nearly 4-year-old war, a forceful signal to Kyiv and its Western allies as peace talks are in a crucial stage
January 09, 2026
Doctor’s visits are already rushed. Adding extra steps means some children, especially those from low-income families, simply won’t get the vaccines they should.
January 09, 2026
An atmospheric chemist offers quick, easy and inexpensive suggestions to reduce indoor air pollution.
January 09, 2026
29 states allow mail-in ballots postmarked by Election Day to be counted days after an election. A case before the Supreme Court could take that decision away from the states.
January 09, 2026
Researchers identified a key molecule that highlights how the immune system is linked to the release of dopamine.
January 09, 2026
NASA, SpaceX and Blue Origin have all successfully launched superheavy-lift rockets. These massive vehicles are designed to carry a much heavier load.
January 09, 2026
Will you notice any change at the grocery store because of RFK Jr.’s new food guidelines? You already have
January 09, 2026
NASA crew to make rare early return to Earth after medical issue in space
January 08, 2026
CES 2026 showcased futuristic tech, from paper-thin screens to AI-driven gadgets
January 09, 2026
In a rare move, NASA is cutting a mission aboard the International Space Station short after an astronaut had a medical issue
January 08, 2026
U.S. President Donald Trump's withdrawal from the United Nations climate framework marks a significant escalation of anti-climate policy
January 08, 2026
A new study finds that some gifted dogs can learn the names of new toys by eavesdropping
January 08, 2026
Officials say severe storms moving through Oklahoma kicked up high winds and two tornadoes early in the day
January 08, 2026
Irregularities in how the government developed the updated guidelines raise questions about its conclusions.
January 08, 2026
Artificial intelligence took center stage at this year's CES gadget show, but not always for the right reasons
January 08, 2026
4-year-old girl recovering from rare illness linked to flu that causes brain swelling
January 08, 2026
RFK Jr.’s new food pyramid puts meat, dairy at the top. What you should eat
January 08, 2026
Private sector revives the climate disaster database Trump tried to squash
January 08, 2026
‘Cloud-9’ is a newly discovered celestial object. It could help solve a cosmic mystery
January 08, 2026
A major atmospheric river brought record precipitation to the Pacific Northwest, yet the snow and water supply still suffered. It’s a growing problem.
January 08, 2026
Many people who come off GLP-1 drugs regain weight within 2 years, review suggests
January 08, 2026
More than 1,000 bald eagles converge at wildlife refuge just north of Kansas City
January 08, 2026
DeepSeek, a Chinese tech startup, is gaining traction in developing nations, narrowing the AI adoption gap with advanced economies
January 08, 2026
NASA says it is ‘evaluating all options’ as astronauts navigate medical concern in space
January 08, 2026
Child sexual abuse material on X is clearly illegal. What’s less clear is how to force X to prevent its AI chatbot from making the material.
January 08, 2026
Medical sociology examines how social, cultural, political and economic factors shape health in ways that medicine alone cannot treat.
January 08, 2026
South Carolina measles cases jump 68% in one week amid holiday activities and lagging vaccination
January 08, 2026
More artificial intelligence is being implanted into Gmail as Google tries to turn the world’s most used email service into a personal assistant that can improve writing, summarize far-flung information buried in inboxes and deliver daily to-do lists
January 08, 2026
Intel hopes its new chip can be the future of AI. An executive explains how
January 08, 2026
Elon Musk’s xAI under fire for failing to rein in ‘digital undressing’
January 08, 2026
China's commerce ministry says it plans to investigate Meta's acquisition of AI startup Manus
January 08, 2026
Gadgets promoting a wide array of health benefits are on display at the annual CES trade show in Las Vegas
January 08, 2026
Trump moves to pull US out of bedrock global climate treaty, becoming first country to do so
January 08, 2026
The Philippines has evacuated nearly 3,000 villagers from a danger zone on the foothills of the Mayon Volcano after officials raised the alert level due to recent activity
January 07, 2026
A federal judge on Wednesday indicated a jury will be allowed to decide whether artificial intelligence trailblazer OpenAI hoodwinked its billionaire co-founder Elon Musk during its evolution from a nonprofit research lab into a capitalistic enterprise now valued at $500 billion
January 08, 2026
Common food preservatives linked to cancer and type 2 diabetes
January 07, 2026
Oldest known poison arrows were used to hunt animals 60,000 years ago
January 07, 2026
President Donald Trump is proposing setting U_S_ military spending at $1_5 trillion in 2027, citing “troubled and dangerous times.”
January 07, 2026
New guidelines for healthy eating say Americans should eat more whole foods and protein, fewer highly processed foods and less added sugar
January 07, 2026
New US dietary guidelines urge less sugar, more protein – and make a nod to beef tallow
January 07, 2026
Wondering if you should get a flu shot? Here’s what science says
January 07, 2026
Tampa police can now see what you see during 911 calls with groundbreaking new technology
January 07, 2026
Macron pushes for fast-track ban on social media for children under 15
Protesters demand immigration agents leave Minneapolis after man is shot and killed during crackdown
Charles Bediako makes immediate impact for No. 17 Alabama in his return to college basketball
A safe space: How figure skating became a comfort zone for the LGBTQ+ community amid perilous times
Learner Tien reaches Australian Open quarterfinals, the youngest man in the last eight since 2015
Atlanta airport rolling out new equipment to keep the runways open after the winter storm
Neighbors spring into action as firefighters battle two-alarm blaze in Northeast Baltimore amid freezing temps
US airlines and airports brace for a brutal travel day amid massive winter storm
Novak Djokovic advances to Australian Open quarterfinals on a walkover after Jakub Mensik withdraws