Get an engineeer’s-eye-view of the tallest buildings in the world, to learn what challenges they face as they reach for the sky and wonder, how tall can we build? [SciShow]

Why do chickens and turkeys have white meat and dark meat? And, like, gross, but .. do humans have the same thing? It’s all about our muscles: what they’re made of, and what they’re made for. Quick Questions has the answers! [SciShow]

Suck, Squeeze, Bang, Blow: Nope, this isn’t the title of a bad adult only movie, but the simple way to explain how jet engines work. Baratunde Thurston takes you behind the scenes at GE’s Global Research Center to answer the question: How does a jet engine work? With the help of aerospace engineer Todd Wetzel, […]

From Edward Current: 1. As a falling object’s path goes increasingly in the space (down) direction, it goes a little bit less in the time direction. Gravity is effectively converting some of its travel through time into travel through space. How much time converts into how much space? It works out to be 186,000 miles […]

Acetaminophen, the active ingredient in Tylenol, is one of the most popular pain relievers in the world, selling more than 27 billion doses in 2009 alone. It can reduce fevers, eliminate aches and pains and relieve cough and cold symptoms. But how does it work? The truth is, no one knows exactly. This week, Reactions […]

Minute Physics explains how scientist can find exoplanets by observing distant stars. [Minute Physics]

The deeper we go underground, the hotter it gets, but why is that? Sure, we all know that the Earth’s core is hot, but the answer is a little more complex than that. [Minute Earth]

Two thirds of the population believes a myth that has been propagated for over a century: that we use only 10% of our brains. Hardly! Our neuron-dense brains have evolved to use the least amount of energy while carrying the most information possible — a feat that requires the entire brain. Richard E. Cytowic debunks […]

If you didn’t entirely understand what is going on in the video above, watch the video below! And even if you think you understood it, watch it anyways, this is really fascinating! [It’s Okay To Be Smart]