New research suggests that temperatures on ancient Mars may have fluctuated ... But these hot and cold spells may have been ...

Though it's a cold, dead planet, Mars still has its own natural beauty about it. This image shows us something we'll never ...

NASA is working on an exciting mission to send humans to Mars in the next few decades. To make this happen, the agency is ...

What does an ancient lava tube in the Canary Islands have in common with space exploration? For our robotics teams, it turns ...

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

We will see near record breaking highs through today with the chance of meeting and/or beating the previous record high. A ...

We are talking about HD 20794 d – a planet belonging to the group of so-called super-Earths. It is located in a star system ...

Donald Trump has his eyes on Greenland for various strategic reasons including energy, trade, and national security. The ...

A high-tech sensor designed and built at the Lawrence Livermore National Laboratory (LLNL) has now traveled farther than 250 ...

NASA astronauts Suni Williams and Butch Wilmore are scheduled to begin U.S. Spacewalk 92 early Jan. 30. Suni Williams and ...

Sometimes, the best innovative ideas come from synthesizing two previous ones. We've reported before on the idea of having a ...

"Manifest Destiny" is back, with Donald Trump as its champion. In the 19th century, the phrase was used to invoke the divine ...