The recent solar storm, beautiful aurorae are seen across the globe.

Discovery News' Jessica Marshall witnesses a turtle's return to its habitat.

What looks like an alien material is really a magnetic liquid.

Undersea vents in Antarctica provide a warm sanctuary for new species.

Giant old volcanoes atop the Pacific tectonic plate move westward into a trench.

What phenomenon is this? Jorge Ribas talks to a marine biologist to find out.

Researchers find a pod of sperm whales getting some sleep in the open ocean.

Find out what the whales were doing right, and the people doing wrong.

This device that could speed up the delivery of drugs for serious illnesses.

Kasey-Dee Gardner finds out why we have puffy eyes in the morning.