Global Ship Traffic Could Imperil the Antarctic’s Biosecurity
Vessels from more than 1,500 ports have visited the region since 2014. Each one is a threat to introduce invasive species.
How the Demise of Dinosaurs Led to the Rise of Snakes
The Cretaceous–Paleogene extinction killed 75 percent of all species—and prompted a snakesplosion of biodiversity.
The Dinosaur-Killing Asteroid Birthed Today’s Rainforests
Plant fossils from Colombia reveal the forests of the Cretaceous period were sparser and less humid than their modern-day counterparts.