Life
Alien megaprojects: The hunt has begun
With scans for alien radio signals drawing a blank, three teams are now searching for signs of extraterrestrial engineering
Features
Life
Curiosity’s discoveries hint at life’s cradle on Mars
News
Life
Closest Earth-like world could be 6.5 light years away
News
Life
Rover finds first life-friendly environment on Mars
News
Life
The search for ET is a detective story without a body
Books & Arts
Life
We need a piece of Mars to continue search for life
Opinion
Life
Huge telescopes could spy alien oxygen
News
Life
Comet rain took life’s ingredients to Jupiter’s moons
News
Life
Extreme life might be visible on colourful exoplanets
News
Life
Did Mars hide life in its watery pockets?
Clays and carbonates found in a Martian crater might be deposits from groundwater that could have nourished life long after the planet's surface dried up
News
Life
Only the toughest would survive on Tatooine worlds
News
Life
Van-sized space rock is a cosmic oddball
News
Life
Nearby Tau Ceti may host two planets suited to life
News
Life
2013 Smart Guide: Curiosity to reach Mars mother lode
News