NASA's Perseverance rover has encountered another rock on Mars that has left scientists puzzled.

The molecules may be remnants of fatty acids, which form cell membranes in Earth’s organisms, though they might have formed ...

Toxic dust on Mars would make a future mission to the red planet extremely hazardous for astronauts and require significant ...

US President Donald Trump talked about it in his inauguration speech this year. Such an epic endeavor could help to answer ...

Curiosity found large organic molecules in a 2013 Mars rock sample. These fragments suggest Mars had the right chemistry for ...

Researchers caution that the molecules could be of abiotic or biological origin, and do not represent definitive proof of ...

NASA astronauts Sunita Williams, Barry Wilmore, and Nick Hague will share their extensive ISS experiences during a postflight ...

An international team of researchers, including members from the Institut de physique du globe de Paris (IPGP, Université ...