One mission would involve a full 300 sols on the Red Planet, with the goal of finding extinct or current life on Mars. But there’s one small problem; it may go against planetary protection guidelines.

One mission would involve a full 300 sols on the Red Planet, with the goal of finding extinct or current life on Mars. But there’s one small problem; it may go against planetary protection guidelines.
The Chicxulub asteroid brought the age of the dinosaurs to an end ROGER HARRIS/SCIENCE PHOTO LIBRARY The asteroid…
The ice floe cracks up around the Endurance Royal Geographical Society After the British ship Endurance (pictured above)…
Earth was once covered by a global magma ocean, which later cooled and crystallised – now traces of…
Earth was once covered by a global magma ocean, which later cooled and crystallised – now traces of…