Suppose humanity was faced with an extinction-level event. Not just high odds, but certain-sure. A nearby supernova will ...

What drives us to send probes throughout the Solar System and rovers and landers to Mars? It's not cheap, and it's not easy.

Lake Salda, in southwestern Turkey, bears a close resemblance to Mars' Jezero crater, which is currently being sampled by ...

Only a few years ago, astronomers heralded the discovery of a rocky world circling the sun 's closest space neighbor, Proxima ...

Life could have the time and energy to arise and prosper on Earth-like worlds in the rapidly shrinking "Goldilocks zones" ...

The Miller-Urey hypothesis is based on a famous 1952 experiment in which researchers successfully formed these organic ...

A team of scientists just discovered the longest organic molecules yet seen on Mars, the fourth planet from the Sun and and a ...

Astrobiologist Joshua Sebree of the University of Northern Iowa suggests that South Dakota's Wind Cave exhibits chemical ...

Researchers have found that Earth’s first oceans may not have been blue at all like today. Instead, they may have gleamed in ...

But while lifeless during that time, the planet was already covered by vast oceans dotted with hydrothermal vent systems that ...

Large soda lakes - those without natural runoff - could have built and sustained extremely high concentrations of phosphorus.

Scientists have discovered evidence that Earth's oceans were once green, hinting that this could be a marker of early life, ...