BrainStuff Classics: What Animal Has the Best...

Lemmings are small, fierce rodents that make their home in Arctic environments -- and (spoiler alert) the idea that they kill themselves by following each other off cliffs is a myth. Learn what Disney had to do with it (and what lemmings are really like) in today's episode of Bra ...  Show more

Our bodies need salt and our bodies need water, so why is drinking saltwater not good for you? Learn what salt does in our bodies and why seawater will actually dehydrate you in today's episode of BrainStuff, based on this article: https://science.howstuffworks.com/science-vs-myt ...  Show more

Narwhals, recognizable by their large single tusk, make distinct sounds that are now being analyzed in depth by researchers. Learn more about your ad choices. Visit megaphone.fm/adchoices 

Narwhals, recognizable by their large single tusk, make distinct sounds that are now being analyzed in depth by researchers. Learn more about your ad choices. Visit megaphone.fm/adchoices 

Bottlenose dolphins simplify and raise the pitch of their whistles to be heard above underwater shipping noise. Christopher Intagliata reports. Learn more about your ad choices. Visit megaphone.fm/adchoices 

Narwhals are whales, and super cool ones at that. But that cool thing coming out of their heads is a tusk, not a horn. Which means it’s a tooth! And it’s the only known spiral tooth to boot! In this episode, we learn all about narwhals (what that tusk is for and how they’re conne ...  Show more