Scientists at Johns Hopkins University are creating virtual replicas of patients’ hearts so they can test how to fix a life-threatening irregular heartbeat before treating the real organ.

Elon Musk’s space exploration company has filed preliminary paperwork to sell shares to the public, according to two sources familiar with the filing, a blockbuster offering that is likely to rank as the biggest ever and make its founder the world’s first trillionaire.

NASA has begun filling its moon rocket gas tank for humanity's first lunar trip in more than half a century.

The astronauts are in the capsule and in place for the Artemis II mission.

Pollution levels in Iowa's water have been abnormally high this winter.

NASA has filled its moon rocket gas tank for humanity's first lunar trip in more than half a century.

Everything seems to be going NASA's way as the countdown proceeds toward a Wednesday launch of astronauts' first trip to the moon in more than half a century.

One of the world’s rarest whales, the Rice's whale, is in the way of the Trump administration's desire to expand oil and gas drilling in the Gulf of Mexico.

Trump administration officials are exempting oil and gas drilling in the Gulf of Mexico from the Endangered Species Act.

The countdown has begun toward humanity’s first launch to the moon in 53 years.

The people who toiled night and day to put astronauts on the moon during Apollo are thrilled that NASA is finally going back.

You have likely seen tussock moth caterpillars around your home or at local parks in the past few weeks. These hairy insects can give you a rash if you touch them.

Dark matter and dark energy are mysteries that have confounded scientists for decades, even though they comprise 95% of the universe's mass.

The four astronauts making NASA's next lunar leap bear little resemblance to the Apollo era.

The astronauts set to become the first lunar visitors in more than half a century have arrived at their launch site.

The astronauts set to become the first lunar visitors in more than half a century have arrived at their launch site.

A judge has ruled that the government can convene a meeting next week to seek an exemption from the Endangered Species Act on the basis of national security for expanded oil and gas drilling in the Gulf of Mexico.

The astronaut who prompted NASA's first medical evacuation earlier this year says doctors still don't know why he suddenly fell sick at the International Space Station.

Scientists are learning to dive beneath polar ice to study the flora and fauna below.

The Orlando Science Center is renovating its theater into the new Dome by Dr. Phillips Charities, featuring 8K digital projection, upgraded surround sound, 315 new seats and an immersive lobby with LED walls ahead of an anticipated summer opening.

Scientists have captured rare footage of a sperm whale giving birth, offering a window into the large mammals' behavior.

A Florida sea turtle hospital is getting help from space to monitor animals they've rehabilitated.

Scientists are tracing back the history of dogs using the oldest genes from the species ever studied.

Scientists at CERN took some antiprotons out for a spin in a never-tried-before test drive.

A huge heat dome is spreading across the United States and it is shattering March temperature records.

Previously unreleased photos show astronaut Neil Armstrong in the aftermath of a space mission that almost took his life.

The White House is laying out a new framework that it wants Congress to use to shape national rules for artificial intelligence without curbing growth in the sector.

NASA's moon rocket is back at the launch pad following hangar repairs.

Scientists say a record-smashing March heat wave in the U.S. Southwest shows climate change is already driving more dangerous weather extremes.

Meteorite hunters are combing Ohio for fragments of a space rock that streaked across the sky earlier this week.

A new study challenges a site that's crucial to our understanding of how people got to the Americas.

In their two decades making movies together, Phil Lord and Chris Miller have shown a particular talent in making inanimate objects come alive.

American Airlines and Google said Thursday that they significantly reduced the climate impact of some of the airline’s flights using an AI-based forecasting tool to help prevent contrails.

A 7-ton meteor that sped across the Cleveland sky at 45,000 miles per hour on Tuesday broke apart in a thunderous boom that startled residents who feared an explosion.

Ever wonder what it’s like to live in space? Step inside Mission: Astronaut, now open at Orlando Science Center, and experience hands-on challenges inspired by real astronaut training—plus the science behind sleeping, eating, moving, and working in microgravity.

Researchers say the discovery of the oldest known recordings of whale sounds could open up a new understanding of how the huge animals communicate.

For the last few weeks, Lake County officials have been pouring aluminum sulfate, or alum, into the lake. That’s because it’s being called the “most impaired lake in Lake County.” The aluminum sulfate will combat algal blooms that are popping up more frequently that are caused by high levels of phosphorus.

Thousands of snow geese touch down at a Pennsylvania reservoir each spring, turning sunrise into a loud, swirling liftoff that draws big crowds.

The United States is getting slammed by a stretch of weather extremes, from flooding rain to record heat and late-season snow.

NASA has cleared its moon rocket for an April launch with four astronauts after completing the latest round of repairs.

An old NASA science satellite is no more.

King penguins are adapting to climate change in a way that seems to help them breed successfully, which is unusual.

Japan is marking the 15th anniversary of the earthquake, tsunami and nuclear disaster on its northeastern coast as the government pushes for atomic energy use.

Hawaii's Kilauea volcano is shooting lava fountains up to 1,000 feet, and falling ash and volcanic fragments are forcing temporary closures on the Big Island.

The Food and Drug Administation is approving a generic drug for a very rare genetic disorder, but not for autism.

A new study in the journal Nature Cities shows that as temperatures rise aboveground, the number of subway riders reporting uncomfortable heat belowground increases.

Tomoko Kobayashi reopened her inn in northeastern Fukushima to bring a sense of normal life back to her deserted hometown five years after the nuclear disaster.

A new study shows heat waves increasingly trigger sudden, severe droughts across the world as the planet warms.

A new study has found that an asteroid NASA used for target practice a few years ago was nudged into a slightly different route around the sun.

The U.S. military plans to exhume the remains of 88 sailors and Marines killed when the USS Arizona was bombed during the Japanese attack on Pearl Harbor in 1941 and who were buried as unknowns in a Honolulu cemetery.

NASA says there's now zero chance that asteroid 2024 YR4 will crash into the moon in 2032.

Punch the baby orphan macaque is outgrowing the orangutan plushie that comforted him through early rejection from his mother and other monkeys.

An independent researcher has asserted that a marble bust of Christ in a Roman church is by Michelangelo.

In a story published March 4, 2026, about a petition asking the Food and Drug Administration to add new warnings to antidepressants, The Associated Press erroneously reported the number of experts at a July meeting who were critics of the drugs.

A new study in the journal Nature says most sea level rise research may have underestimated coastal water heights by an average of 1 foot or about 30 centimeters.

A triceratops skeleton that once greeted visitors at a Wyoming museum is heading to an online auction as dinosaur prices keep soaring.

The Wekiva River is one of only two rivers in Florida with a federal designation called “National Wild and Scenic.”

Officials in Florida say an injured mother manatee and her calf have been rescued from a river and taken to SeaWorld Orlando for rehabilitation.

NASA is revamping its Artemis moon landing program.

A blood-red moon will soon grace the skies for a total lunar eclipse.

The vast majority of organ donations once came from people who were brain-dead.

Ancient linkups may have happened more frequently between female humans and male Neanderthals, according to an new genetic analysis.

Federal health officials say an infant botulism outbreak linked to recalled ByHeart baby formula is over.

NASA's Mike Fincke has identified himself as the astronaut whose medical condition prompted the space agency's first medical evacuation.

A new study uses physics to uncover why sneakers squeak on the basketball court.

NASA is moving its grounded Artemis moon rocket from the launch pad back to its hangar for more repairs.

A telescope in Chile has revealed the swirling splendor of star-forming gases at the heart of our Milky Way galaxy.

New Zealand conservationists have been fighting for years to keep the kakapo, the world’s only flightless parrot, from disappearing, with intensive conservation efforts.

Meteorologists say the powerful nor’easter smacking the Northeast is a classic, record-setting blizzard.

The Food and Drug Administration is proposing a system for approving customized drugs and medical treatments for patients with rare or hard-to-treat diseases.

A horse's signature whinny comes from a combination of whistling and singing.

Six planets will be visible in the night sky at the end of February, and most can be seen with the naked eye.

NASA's giant moon rocket is headed back to the hangar for more repairs.

NASA's new moon rocket has suffered another setback, almost certain to bump astronauts' lunar trip into spring.

Conservationists are raising the plight of the pangolin, a scaly anteater found in parts of Africa and Asia that is the most trafficked mammal in the world.

El Nino warps weather worldwide.

NASA aims to send astronauts to the moon in March after acing the latest rocket fueling test.

NASA's new boss is blasting Boeing and the space agency for Starliner's botched flight that left two astronauts stuck at the International Space Station.

NASA's new boss is blasting Boeing and the space agency for Starliner's botched flight that left two astronauts stuck at the International Space Station.

NASA has taken another crack at fueling its giant moon rocket after leaks halted the initial dress rehearsal.

The Food and Drug Administration plans to drop its longtime standard of requiring two rigorous studies for new drug approvals.

A new study shows hot, dry and windy weather that fuels extreme wildfires has nearly tripled worldwide in 45 years.

NASA has begun another practice launch countdown for its first moonshot in decades with astronauts.

It is Carnival season in New Orleans.

The International Space Station is back to full strength with the arrival of four new astronauts.

Phoenix is believed to be home to the world's largest colony of rosy-faced lovebirds outside of their native Africa.

The first solar eclipse of the year is almost here, but very few people will see it.

The replacements for the astronauts involved in NASA's first medical evacuation are on their way to the International Space Station.

California photographer and conservationist Krystle Hickman is on a quest to document hundreds of species of native bees, which are under threat by climate change and habitat loss, some of it caused by the more recognizable and agriculturally valued honey bee.

Thailand has begun using a birth control vaccine on elephants in the wild to try curb a growing problem where human and animal populations encroach on each other.

The Trump administration has revoked a scientific finding that climate change is a danger to public health, an idea that President Donald Trump called “a scam.”.

A new study says genetic testing can speed the return of the American chestnut tree that once dominated Eastern U.S. forests.

The Space Coast Birding and Wildlife Festival brings in tourists from around the country, and they fill hotel rooms during a traditionally slow part of the season. But that success may be in jeopardy. Studies show there are fewer birds to watch.

Scientists are testing an entirely new way to fight heart disease: whether gene editing might offer a one-time fix for high cholesterol.

Engineers are preparing the Ariane 64 rocket for its first launch.

The U.S. has opened its first center for dispersing sterile screwworm flies from U.S. soil in decades in southern Texas.

U.S. births slightly decreased in 2025.

Farmers in Louisiana are going toe-to-toe with some nasty enemies: apple snails that clog crawfish traps while laying millions of bubblegum-colored eggs and tiny bugs called delphacids that can wipe out half a rice field while spreading plant disease.

A new experiment hints that an ape may be able to play pretend like humans do.

A new study reveals that cancer patients diagnosed during the early COVID-19 pandemic had worse short-term survival rates than a similar group before the pandemic.