Why don’t poisonous animals poison themselves? – TED Ed by Rebecca D. Tarvin

Thousands of animal species use toxic chemicals to defend themselves from predators. Snakes have blood clotting compounds in their fangs, the bombardier beetle has corrosive liquid in its abdomen and jellyfish have venomous, harpoon-like structures in their tentacles. But how do these animals survive their own poisons? Continue reading

The 7 Coolest Active Space Probes

We’ve sent thousands of things into space over the years! Many of them just orbit the Earth, and some are flying out past the edges of the Solar System. In this episode, we present our favorite currently active space probes! We’re conducting a survey of our viewers! Continue reading