Scientists recently identified the oldest material on Earth: stardust that's 7 billion years old, tucked away in a massive, rocky meteorite that struck our planet half a century ago. Some of these ...
Mars has long tempted scientists with hints of chemistry that might once have supported life. Now a NASA-led study argues ...
As more satellite megaconstellations continue to be launched, researchers are exploring the odds people could be struck by ...
Dust from asteroid Bennu is revealing a surprising origin story for life’s building blocks. New research suggests some amino acids formed in frozen ice exposed to radiation, not warm liquid water as ...