Our planet has apparently had a small companion that went undetected for decades. What took so long to find it and why was it ...

Researchers looked at DNA from 29 otters and discovered that they fall into two very different groups. They suggest giving ...

Researchers used atomic-scale computer simulations to discover the importance of carbon in forming a solid planetary core.

This marks the first time researchers have identified ancient beetles, flies, ants and wasps in fossilized tree resin in ...

NASA’s Mars rover finds organic signals in mudstone that resemble microbial activity, sparking new debate over life on the ...

New discovery unlocks secrets of Earth’s inner core - The mysteries of how hot the core is and what it’s made of are ...

In a new study published in the journal Research Notes of the American Astronomical Society, astronomers report the discovery ...

Scientists have discovered prehistoric insects preserved in amber for the first time in South America, providing a fresh ...

This brings us to the complexity of NASA's announcement. "Confirmed planets are added to the count on a rolling basis by ...

Researchers continue to build on a body of evidence for a fragmented comet that is thought to have exploded over Earth almost ...

Astronomers have discovered what they think may be another moon orbiting a distant dwarf planet called Quaoar. This small, ...

The Virtual Telescope Project is set to host a free YouTube stream covering the flyby starting at 7 p.m. ET (23:00 GMT) on ...