As some of you might know, when you keep a muscle clenched for too long, it tires out…Just remember that time you helped your buddy from college move ;)  Well turns out one of our muscles doesn’t work like the others…Find out more about our buddy, the sphincter, that keeps us away from what could […]

From the American Chemical Society: Basics of Chemistry is a new miniseries from the American Chemical Society about the basics of Chemistry. In this episode we’re talking isotopes, what are they and why are they important? [Reactions]

66 million years ago, a six-mile-wide asteroid, larger than Mount Everest is tall, slammed our planet with the force of ten billion atomic bombs, unleashing giant fireballs, crushing tsunamis, continent-shaking earthquakes, and suffocating darkness. This was the cause of the Cretaceous–Paleogene extinction event, which drove the dinosaurs off the planet almost overnight. Or so we […]

Are wormholes real or are they just magic disguised as physics and maths? And if they are real how do they work and where can we find them? Find out in this episode of “In a Nutshell.” [Kurzgesagt – In a Nutshell]

The human body is an incredible feat of evolutionary achievement, but just how much does this complex machine do every minute? That’s what we’ll explore today, in this episode of The Infographics Show- What will happen inside your body in the next 60 seconds. [The Infographics Show | Via Neatorama]

A quick 3D comparison that shows the extension of the different layers of the Earth on a real scale by Youtuber MetaBallStudios. [MetaBallStudios]

You already know that donating your blood could save someone’s life… but did you know that your poop can also do the same? [SciShow]

A small collection of some really cool physics gadgets! Please note that all of these are available for purchase via the links below: 1. helicone 2. hypnogizmo 3. swinging sticks 4. maxwell’s wheel 5. euler’s disk 6. solids of constant width 7. vortex dome [brusspup]

Even if you don’t notice that your bread is fuzzy before you chow down, it’s not going to kill you… probably. [SciShow]