Astronomy
A comet impact 13,000 years ago might have wiped out megafauna
Researchers note a "synchronicity" of geochemical signals suggesting that fragments of a comet struck Earth approximately 13,000 years ago.
NASA shares colorful “postcard” of Mars’ surface
NASA has used photos taken by the Curiosity rover to create a gorgeous “postcard” of the Martian landscape.
Can “terraforming” turn Mars or the moon into Earth 2.0?
Terraforming — the hypothetical process of making another place “Earth-like” — offers the hope of turning Mars or the moon into Earth 2.0.
How the world’s most sensitive yardstick reveals secrets of the universe
When two massive objects – like black holes or neutron stars – merge, they warp space and time. Here's the tool that measures the resulting waves.
New NASA video shows just how big black holes really are
A new NASA animation puts the size of 10 supermassive black holes into perspective by comparing them to our solar system.
NASA spots an enormous water plume erupting on Saturn’s ocean moon
Using the James Webb Space Telescope, researchers are gaining new insights into Enceladus, which holds a sea beneath its icy surface.
How to terraform Mars, without nukes, on a budget
Terraforming Mars has been a dream for decades; here’s how we might get it started today.
Understanding just how big solar flares can get
Recasting the iconic Carrington Event as just one of many superstorms in Earth’s past, scientists reveal the potential for even more massive eruptions.
A massive moon telescope could solve the mystery of the “Cosmic Dark Ages”
NASA hopes a massive radio telescope on the moon will be able to reveal what was happening during the mysterious “Cosmic Dark Ages."
For the first time, astronomers have detected a radio signal from the massive explosion of a dying white dwarf
Patience and persistence pays off in ways researchers never expected, allowing them to hear the dying whispers of a distant star.