Here’s Why We’re Not Overrun With Adorable Baby Giant Pandas

The Smithsonian’s National Zoo has been part of an international effort to breed highly endangered giant pandas in captivity ever since Richard Nixon visited China in 1972. But in 43 years, they’ve had only two solid successes–cubs Tai Shan and Bao Bao. They hope the new twins born this weekend will make it four. »8/25/15 12:30pm

40 Years of Bad Science: How Jaws Got Everything Wrong About Sharks

To celebrate the 40th anniversary of its original release, Jaws will be shown on the big screen once more on June 21st. Few other movies have cast such a long shadow into the “real” world as the first summer blockbuster. As a marine biologist whose research focuses on shark conservation, I’ve been living in that… »6/19/15 10:00am

"Virgin Births" Won't Save The Smalltooth Sawfish From Extinction

The critically endangered smalltooth sawfish was recently found to be capable of asexual reproduction. It’s an exciting discovery for many reasons, but breathless claims by the media that sawfish could save their species from extinction by resorting to virgin births are wrong, wrong, wrong. Let’s explore why. »6/18/15 4:50pm

Far From Sterile, Some Hybrids May Start New Species

Your schoolteachers probably told you most species wouldn’t (or maybe couldn’t) successfully interbreed with one another. If some did, their hybrid offspring, like mules, couldn’t have babies of their own. That explanation was a bit oversimplified. Hybridization happens, and it may be one way new species arise. »6/09/15 4:00pm