Biology Health Science Videos Zoology 

Will You Still Eat Raw Fish After Watching This Video?

Sushi, sashimi, and poke are delicious. Why? It’s because they’re all made of raw fish! But, have you ever noticed that warning about raw or undercooked seafood at the bottom of restaurant menus? Have you ever wondered why it’s there? It’s there because fish carry a ton of parasites. And if the fish aren’t prepared correctly, then those parasites can make it into your body. This fishy intersection with the wild world of parasites can teach us a lot about how these moochers help keep ecosystems healthy, and why we…

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Biology Science Videos 

How Habits Are Formed

Do you have some bad habits that bother you, but you just can’t seem to break? That’s because habits are literally wired into your brain. Every single thought, action, and feeling changes your brain a little bit. For example, this is what loneliness can do to your brain. When repeated enough times, a habit is formed. Some are good, some are bad, but you’re not likely to forget any of them without serious effort. Learn about which parts of your brain are responsible for forming habits, how long it takes,…

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Linguistics New Technologies Science Videos 

How Some Words Get Forgetted

Get ready for a dive into linguistic history! Our friend Dr. Joe Hanson from It’s Okay to Be Smart (PBS Digital Studios) goes full science nerd on the English language–and irregular verbs. Why are irregular verbs so common in English? Where do they come from? English is a confusing language for many reasons. But the irregular verbs might be the most confusing part. Why is “told” the past tense of “tell” but “smold” isn’t the past tense of “smell”? It turns out that the study of irregular verbs can teach…

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