Lawmakers defended NASA research efforts Wednesday at a hearing on President Donald Trump's choice to lead the space agency.

Our planet’s magnetosphere has seen dramatic shifts across its history—even total reversals—but this recent wrinkle doesn’t ...

Scientists are uncovering signs that Earth has been hit by powerful cosmic blasts that leave little trace on the surface yet ...

It was thought that complex cells couldn’t survive above a certain temperature, but a tiny amoeba has proven that assumption ...

Scientists found 3.3 billion-year-old biosignatures in ancient meteorites and fossils—a billion years older than we thought ...

Chinese researchers have discovered that interstitial carbon in iron-carbon alloys behaves in a superionic, liquid-like state ...

Though the exact length of a "stadia" is unknown, his measurement is thought to be accurate to within one percent of the ...

This week may go down as the beginning of one of those calendar-compressing occasions, for it was when LandSpace became the ...

Harvard scientist Avi Loeb claims the interstellar object 3I/ATLAS may be alien technology sent to seed life on Earth, ...

Recently, astrophysicist Avi Loeb claimed that 3I/ATLAS boasts a “heartbeat”-like pulse that could provide evidence of the ...

On Monday, Duncan Watson-Parris closed his welcoming remarks on the first meeting of the GAIA Initiative with an inviting ...