Advertisement

True North Strong Free. Subscribe today.

Mars

Newsmaker of the day: Chris Hadfield
Technology

Newsmaker of the day: Chris Hadfield

Newsmaker, Dec. 9: Canada’s most famous astronaut calls for a permanent lunar base, rather than a move to Mars
Red dawn

Red dawn

Mars used to look like cottage country. This year, we may find out what turned it into a barren wasteland.
Life on Mars

Life on Mars

John Grotzinger talks about once-flowing rivers, the drinkable water—and when we’ll walk on the red planet