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

Scientists have discovered that complex life began evolving much earlier than traditional models suggested. Using an expanded ...

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

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

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

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

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

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

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

A massive sunspot cluster, reminiscent of the infamous Carrington Event, has emerged on the sun's surface, sparking intrigue ...