The Environmental Protection Agency says it will propose a drinking water limit for perchlorate, a chemical in certain explosives.
It’s been a year of heartbreak and chronic worry since the most destructive wildfires in the Los Angeles area’s history scorched neighborhoods and displaced tens of thousands of people.
Scientists from Mexico’s National Autonomous University have created the first three-dimensional image of the Popocatépetl volcano's interior.
Animals that navigate extreme conditions and environments have evolved to sleep in extreme ways.
NASA's Hubble Space Telescope has gotten a rare peek at the aftermath of two cosmic collisions — and helped scientists solve a decades-old mystery.
A wildlife photographer has discovered one of the oldest and largest collections of dinosaur footprints in an Italian national park.
Billionaire spacewalker Jared Isaacman is back before the Senate after being yanked and then renominated by President Donald Trump for NASA's top job.
Researchers who examined climate change’s potential effect on the global economy say data errors led them to slightly overstate an expected drop in income over the next 25 years.
Conservationists are hoping to strengthen regulations at a wildlife trade conference on birds, reptiles and other animals that are seeing their numbers decline due to the exotic pet trade.
A U.S.-Russian crew of three has started a mission at the International Space Station after their launch on a Russian spacecraft.
Scientists have detected what they believe to be lightning on Mars by eavesdropping on the whirling wind recorded by NASA's Perseverance rover.
Cannabis use among young adults has reached historic levels, with nearly 18 million Americans using marijuana daily in 2022.
As daily cannabis use rises to historic levels in the U.S., some longtime users are finding it harder to quit.
China has launched the Shenzhou 22 spacecraft to help bring back a team of astronauts after a damaged spacecraft left them temporarily stranded on China's Tiangong space station.
President Donald Trump is directing the federal government to share scientific data and use artificial intelligence to accelerate discovery, including streamlining the nation’s electric grid.
Researchers have completed a full accounting of water uses and losses in the Rio Grande-Bravo basin as it faces severe shortages throughout its range in the United States and Mexico.
It may sound surprising but kids can get diseases like lupus and arthritis, too, when their immune system mistakenly attacks their own body.
Mimmo, a bottlenose dolphin, has been delighting tourists in Venice with his acrobatic flips for months.
The results of the new study, published last month in the journal Subterranean Biology, spread rapidly online due to the striking images of the giant 1,140-square-foot spider web, a carpet-thick sprawl that stretches along a narrow passage wall inside Sulfur Cave, which extends into Albania from its entrance in Greece.
The White House's list of 37 donors to President Donald Trump's $300 million ballroom project includes crypto billionaires, powerful financiers, tobacco companies, tech giants, media companies, longtime Republican donors and several of the president’s neighbors in Florida.
Strong solar storms responsible for breathtaking auroras across the U.S. have delayed the launch of Blue Origin's big new rocket.
Researchers have found that shouting is more effective than speaking when trying to scare off seagulls.
The return of three stranded Chinese astronauts who are facing a delayed return to Earth is progressing smoothly, according to the country's Manned Space Engineering office.
Scientist James Watson, who shared a Nobel prize for helping discover the double-helix shape of the DNA molecule, has died.
As the saying went, all roads once led to Rome — and scientists now say those roads stretched 50% longer than previously known.
For the past decade, Dr. Priscilla Chan and her husband Mark Zuckerberg have focused part of their philanthropy on a lofty goal — “to cure, prevent or manage all disease” — if not in their lifetime, then in their children’s.
President Donald Trump is nominating Jared Isaacman to serve as his NASA administrator after all.
The recent escape of several research monkeys after the truck carrying them overturned on a Mississippi interstate is the latest glimpse into the secretive world of animal research.
A Yup'ik community near the Bering Sea in southwest Alaska was spared the widespread devastation other communities experienced from the remnants of Typhoon Halong earlier this month.
China said it's on track to land astronauts on the moon by 2030 as it prepared to send another team of astronauts to its space station, as part of its ambitious plans to be a leader in space exploration.
Producing and manufacturing electric vehicles and their batteries uses a lot of energy, leading many to be skeptical about the environmental benefits of going electric.
Bill Gates thinks climate change is a serious problem and that scientific innovation will curb it.
A New Hampshire man lived with a pig kidney for a record 271 days before surgeons removed it last week as the organ's function declined.
China's endangered golden snub-nosed monkeys have joined pandas as diplomatic envoys to Europe.
New research suggests that dinosaur populations were thriving in North America before the asteroid impact 66 million years ago that caused mass extinction.
Taiwan reported its first cases of African swine fever, and authorities culled at least 195 pigs and ordered a ban on the movement and slaughter of pigs across the island.
A study that upended medical practice by recommending feeding babies peanut products early to prevent allergies has had a big effect in the real world.
Hospitals and doctors' offices are inviting singers and musicians to help patients manage their pain, as music's ability to reduce pain is gaining attention.
Mount Lewotobi Laki Laki, one of Indonesia’s most active volcanoes, is erupting for a second straight day, spewing towering columns of hot ash 6 miles high.
Anti-aging supplements have reached new heights, with billions, even trillions, of dollars changing hands. But what do we really know about their benefits and risks?
Arctic seals are being pushed closer to extinction and more than half of bird species around the world are declining.
Philippine seismologists say that a new offshore earthquake with a preliminary 6.8 magnitude hit the same southern region struck earlier by an earthquake with a magnitude of 7.4.
Meteorologists say La Nina has arrived, bringing cooler weather patterns worldwide.
This year’s Nobel Prize science winners got the good news from early morning phone calls and door knocks.
Three scientists have won the Nobel Prize in chemistry for their development of new molecular structures that can trap vast quantities of gas inside.
Three scientists have won the Nobel Prize in physics for research on the strange behavior of subatomic particles called quantum tunneling.
In the wake of Jane Goodall's death, the many scientists and others influenced by her are promising to do their best to carry on her legacy.
Scientists have uncovered new types of organics in icy geysers spouting from Saturn's moon Enceladus.
The Federal Communications Commission voted to end discounts for library and school Wi-Fi hotspot lending programs on Tuesday, drawing criticism from lawmakers and librarians who say the move will make it more difficult for people who are low-income or live in rural areas to access the internet.
Nobel laureate Dr. George Smoot, who conducted groundbreaking research into the origins of the universe, has died.
Oregon scientists used human skin cells to create fertilizable eggs, a step in the quest to develop lab-grown eggs or sperm to one day help people conceive.
Scientists warn that “flying rivers” — invisible streams of moisture that carry rain from the Atlantic Ocean westward across the Amazon — are weakening as deforestation and climate change advance.