Life might be much less fun if you’re a pessimist, but at least you can have the satisfaction of knowing you’re one of a kind.

Life might be much less fun if you’re a pessimist, but at least you can have the satisfaction of knowing you’re one of a kind.
Expedition member Chris Blakeley in the entrance to the world’s northernmost known cave, found on the Wulff Land…
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…