The next robotic rover to explore Mars in 2020 should scour the surface of the red planet more closely than ever for signs of past life, a NASA science team said Tuesday.

Since humanity's first steps on the moon, the aspiration to extend human civilization beyond Earth has been a central objective of international space agencies ...

Like everything else about Red China, its massive effort to catch up with the rest of the world in science and technology is accompanied by internal secrecy and external boasting. Last week the ...