This was taken in the Scotia Sea during the coring campaign in 2007. Credit: Michael Weber New calculations show the rise due to warming would be 30% above forecasts. Global sea level rise associated with the possible collapse of the West Antarctic Ice Sheet has been significantly underestimated in previous […]

A comet plunging through Earth’s atmosphere. It was tens of miles wide and forever changed history when it crashed into Earth about 66 million years ago. The Chicxulub impactor, as it’s known, left behind a crater off the coast of Mexico that spans 93 miles and goes 12 miles deep. […]

The aerial scene depicts two Late Devonian early tetrapods — Ichthyostega and Acanthostega — coming out of the water to move on land. Footprints trail behind the animals to show a sense of movement. Credit: Davide Bonadonna It’s hard to overstate how much of a game-changer it was when vertebrates […]