What Would You Do If Money Didn’t Matter? | Short Film Showcase

Ornithologists are helpful folk, and when they name a bird the sociable weaver, you can tell that it’s going to be a social creature and one that likes to weave large nests. Only the size of sparrows, these birds can build enormous nests, reaching 10 feet…

This is the first-ever image of a black hole released by the Event Horizon Telescope collaboration on April 10th, 2019. It shows plasma orbiting the supermassive black hole at the center of the galaxy M87. The bright region shows where plasma is coming to…

In previous videos, we talked about the dramatic turnaround in the 4th century in terms of how Christianity was treated in the Roman Empire. As you enter into the 4th century, it’s persecuted by Diocletian, but then Constantine takes power. He’s sympathet…

Let’s say we have the function ( f(x) = x^6 - 3x^5 ). My question to you is, using only what we know about derivatives, try to figure out over what interval or intervals this function is decreasing. Pause the video and try to figure that out. All right,…

So I don’t think the reason people don’t beat the market is because the market is efficient or even close to efficient or not emotional. It’s very emotional. Or that it can’t be done. There’s all kinds of institutional and agency reasons and tons of other…

Hi, this is Kim from Khan Academy. Today we’re learning more about Roe versus Wade, the 1973 Supreme Court case that ruled that the right of privacy extends to a woman’s decision to have an abortion. To learn more about Roe versus Wade, I spoke to two exp…