This month's Rocks Box is pyrite, also called fool's gold. But this fool's gold might not be so foolish, since we can use it to get all kinds of other minerals we really need, and it may be a key to getting real gold after all. Hosted by: Stefan Chin (he/him) ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow...

If you want to learn more about how our brain reacts to other people’s emotions, start your college journey with Study Hall! Take a college course that starts on YouTube and earn credit before you even apply to college. Go to https://link.gostudyhall.com/sci to learn more. Having a good cry might make you feel better, sometimes. But the sight of...

Visit https://brilliant.org/scishow/ to get started learning STEM for free. The first 200 people will get 20% off their annual premium subscription and a 30-day free trial. When you think of newer ways to make electricity, solar cells and wind turbines may come to mind. But scientists can make the stuff from just about anything. And they're working...

Go to https://ground.news/scishow to stay fully informed on breaking news, compare coverage and avoid media bias. Sign up for free or subscribe for unlimited access if you support the mission and find it as useful as we do. Autoimmune diseases like lupus disproportionately affect women five to one. Researchers have finally pinpointed a unique silencing...

We know a lot about fossils, but there's one thing about all those long-dead organisms that's hard to figure out -- their sex. So let's talk about the ways we can try to determine whether those T. rex bones came from a male or a female, and why figuring it out is so interesting! Correction: 02:23 While female peafowl are more drab than males,...