Tag «astronomy»

How Slime Mold Is Tackling Mysteries of Cosmology | SciShow News

[♪ INTRO] One of the best ways to solve problems in science can be, well, borrowing from other kinds of science—because there are often surprising connections between disciplines that seem totally unrelated. Sometimes, though, these connections can go from unrelated to like, far-fetched. Like, that can’t be a thing! Like, say, slime molds predicting the …

How Jupiter’s Moons Showed Us the Speed of Light

[INTRO ♪] Today, we know that light travels through a vacuum at a specific speed, and we even know what that speed is. In fact, we also know that the speed of light is not just any number. It’s the fastest anything can travel in the universe—the universal speed limit. But it wasn’t always obvious …

The Old Sailors’ Tool That Saved Apollo 13

[INTRO ♫] Apollo 13 went down in history—and not because it went great. Well, the movie was very successful, but the mission not so much. The spacecraft had two liquid oxygen tanks that were supposed to provide air for the astronauts and power the spacecraft on the way to the Moon. And then one of …