We wouldn’t have chocolate without flies, and seven other reasons to respect and protect these bugs that bug us, from entomologist Bryan Lessard.

Why would a plant want an animal to have sex with it? Because, it turns out, plants can be manipulative and deceitful! Wild sex expert Carin Bondar explains.

For photographer Mac Stone, there’s no place like a swamp. The native Floridian has spent countless hours squelching around in mud or diving into lakes in the Everglades National Park, all in the name of getting the shot. Here, he shares some of his favorite photographs from across the years, with a few details on how exactly he nailed each one.

Your job: Be interesting. Researcher and author Laurel Braitman explains.

History professor Yuval Noah Harari, author of “Sapiens: A Brief History of Mankind,” explains why humans have dominated Earth. The reason’s not what you might expect.

Biologist Carin Bondar shares videos and books about animals getting down and dirty.

Marine biologist Stephen Palumbi picks 10 of his favorite underwater creatures. From the oldest living animal to the fastest food in the sea, they’re all pretty extreme.