Supervolcanoes are bigger than you think, and there are more of them than you think. There are, in fact, eight supervolcanoes around the world that have changed the geography of continents and caused mass extinctions. What are these volcanoes? What causes them, and most importantly, could...
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What do you “see” in your mind’s eye? Is it as real as looking at a photo? Or do you not see any images at all? It turns out there are 3-5% of the population who don’t have the ability to form images in their heads. It’s a condition called...
The aluminum-air battery has made headlines on the promise of giving a car up to 1500 miles of range, which would be amazing. But there’s one big catch – you can’t recharge it. Today we talk about the pros and cons of the aluminum-air battery, how it works, what...
Here we go again. I recently covered the Victorian Era but today I want to point out the incredibly weird health and beauty practices that Victorians were into back in the day. As I say in the video, Victorian medicine was a mix of terrible old ideas and terrible new ideas, from people...
We all know you need oxygen to live. But why? What happens to oxygen in our bodies? Why does it keep us alive? And maybe most importantly, why does it slowly kill us? In today’s video, I explore the process of respiration, how it’s weirdly similar to fire, and why we rely on...