If we look at how the bark of the cinchona tree is used to treat malaria, we can see cutting edge chemistry showing quinine binding to an enzyme that is essential for the malaria parasite’s survival. But if we look from another angle, we can see how that coincidental affinity may have been a major […]

Math is full of symbols: lines, dots, arrows, English letters, Greek letters, superscripts, subscripts … it can look like an illegible jumble. Where did all of these symbols come from? John David Walters shares the origins of mathematical symbols, and illuminates why they’re still so important in the field today. [TED Ed]

From Real Engineering: This has been in the works for about 3 months now. Our first full documentary shoot. There is a lot of negativity in the comments from people who have not even watched the video yet. This channel is about being positive about engineering. Encouraging and inspiring the next generation of engineers. If […]

There was a time when psychologists thought growing up bilingual was harmful to brain development, but recent studies into bilingual children have turned that idea on its head! [Storied]

Synopsis: The End is Nye sends Bill Nye into the most epic global disasters imaginable – both natural and unnatural – and then demystifies them using science to show how we can survive, mitigate, and even prevent them. Each stand-alone episode takes a hell-bent dive into the mystery and terror of one specific threat. Every […]

Dreams can be scary, mystifying, and sometimes unnatural feeling experiences, but there’s plenty about them that are perfectly ordinary. Here’s a compilation of some things we know about dreams. [SciShow Psych]

In the 1970s thousands of Chickenheads rained from the sky in Europe, making foxes and other wildlife confused and very happy. Why? They were filled with a vaccine to fight the deadliest virus known to humanity – since the 1930s a rabies epidemic had been sweeping across wildlife populations in Europe and humans wanted to […]

For those with a fear of needles, edible vaccines seem like some distant utopian dream, but that dream may soon be a reality… for chickens. [SciShow]

Fritz Haber is the scientist who arguably most transformed the world, saving billions of people throughout the years, but also killed millions. Here is his story. [Veritasium]

Representation of asteroid impacts of different sizes, what would be their destruction and consequences for the planet? Scientific data provided by Ignacio R. Ferrín, Ph. D. [MetaBallStudios]