On the Air: November 29, 2020

When you’re being chased by a great hammerhead shark, simply running away isn’t always a great option. The shark is big and fast, so there’s a good chance it’ll catch whatever it chases. So the best plan is to run to someplace where the sharks can’t follow -- like shallow water.

Adult blacktip sharks on the southeast coast of Florida seem to have adopted that strategy. Researchers saw them do it in three videos shot with drones in 2018 and ’19.

In Print: November 1, 2020

It’s not often that a fish’s genetic analysis tells us something about human history, but that’s exactly what a discovery at the bottom of the Baltic Sea has done. The well-preserved remains of a fish from a royal shipwreck provides insight into both Scandinavian politics and the Baltic Sea’s ecosystem five centuries ago.