President Joe Biden designated Thursday, Jan. 9, as a national day of mourning for former President Jimmy Carter.
NASA sees two paths for saving its beleaguered plan to retrieve materials from the Red Planet but won’t choose between them ...
Nasa has unveiled a revised plan to bring samples from the surface of Mars back to Earth. The space agency has announced it ...
Bringing Martian rock and soil samples to Earth is among the top priorities of planetary scientists. By studying fresh rocks ...
A rare national day of mourning declared by President Joe Biden caused many federal government agencies to close Thursday.