The beloved emperor penguin and Antarctic fur seal are now officially endangered. Here’s what can be done

The loss of iconic Antarctic wildlife is no longer a future possibility. It is happening in real-time, while we watch.

An asteroid extinguished all the dinosaurs except for birds. Here’s why

On the final day of the Cretaceous period, some 66 million years ago, Earth was teeming with a dazzling variety of dinosaurs.