Dinosaur-killing asteroid triggered a tsunami with mile-high waves, new study says

A University of Michigan-led study said the energy released by the prehistoric tsunami was 30,000 times larger than the December 2004 Indian Ocean earthquake tsunami.

Watch for fireballs: Orionids meteor shower expected to peak this week

While the Orionids meteor shower peak is on Oct. 21, the Orionids will be active through Nov. 22. NASA says that some of these Orionids can leave behind glowing "trains," and some faster meteors could also become fireballs.

Brain cells in lab dish learn to play computer game, experiment shows

Scientists said the cells were able to play Pong, a tennis-like computer game. They said their findings give more insight into how the brain functions.

Video: Breaching whale nearly lands in fishing boat off New Jersey

A pair in a boat off the coast of New Jersey got quite a surprise when a whale breached and knocked against their boat. The close encounter was all caught on video.

World’s 1st space tourist signs up for weeklong flight around the moon

More than 20 years after his International Space Station trip, the 82-year-old billionaire could break John Glenn’s record as the oldest person in orbit.

477 whales die in 'heartbreaking' mass strandings on New Zealand islands

The pilot whale deaths come two weeks after about 200 pilot whales also died in Australia after stranding themselves on a remote Tasmanian beach.

Smashing success: NASA's DART spacecraft shifts asteroid's orbit

NASA says a spacecraft that plowed into a small, harmless asteroid millions of miles away last month succeeded in shifting its orbit.

The Pacific Ocean is shrinking and making way for America to collide with Asia, study shows

Hundreds of millions of years from now, Earth will look unrecognizable as the globe’s largest ocean vanishes, and researchers say the continent "Amasia" will form from the collision of North America and Asia.

NASA astronaut Nicole Mann makes history as first Native American woman in space

Nicole Mann, a member of the Wailacki of the Round Valley Indian Tribes, is headed to the International Space Station as commander of NASA’s SpaceX Crew-5 mission.

SpaceX launches NASA, Japanese, Russian astronaut crew from Florida

Four astronauts from three countries launched on Wednesday with SpaceX on a six-month mission to the International Space Station. 

Fat Bear Week 2022: Meet this year's chunky challengers competing for the top spot

Bears are preparing for hibernation, and the public gets to judge a chosen sleuth of bears who have been packing on the pounds for this year's Fat Bear Week competition.

Nobel Prize in chemistry awarded to trio for 'snapping molecules together'

Americans Carolyn R. Bertozzi and K. Barry Sharpless and Danish scientist Morten Meldal were cited for developing a way of attaching molecules that can be used to design better medicines.

Asteroid slammed by NASA spacecraft has debris trail over 6,000 miles long

Astronomers captured the scene millions of miles away with a telescope in Chile, showing an expanding, comet-like tail after the asteroid impact.

Nobel Prize in physics awarded to 3 scientists for work on quantum information

Alain Aspect, John F. Clauser, and Anton Zeilinger were cited by the Royal Swedish Academy of Sciences for "pioneering quantum information science.”