Safari Live - Day 42 | National Geographic

Primary elections are how political parties in the United States pick their strongest candidate to run for president. The parties do this by holding mini-elections in each of the states, and the candidates with the most votes from these elections become t…

This is the Tekoi Test Range. Or, at least it once was. The site is long abandoned now, but it once served a vital purpose. A military purpose. And the work done at Tekoi is still out in the world today. Constructed during the Cold War, at the entrance to…

Now we’re going to cover a really important circuit in electronics: it’s the resistor-capacitor circuit, or RC circuit. In particular, in this video, we’re going to talk about the natural response of an RC circuit. The natural response is what happens whe…

All right, so how about we start with some questions from Twitter. I actually think this one might have been on Facebook, so Brady Simpson asked, “How do we deal with the ever-increasing pressure from governments trying to get into devices?” Tom, do you …

In a previous video, we asked ourselves a very important question. As the moon has its 28-day cycle around the Earth, we talked about how a new moon is when the moon is between the Earth and the Sun. From the Earth’s point of view, or from the point of vi…

Nes breathalyzer and what’s so great about these balls? Ah, Vsauce! Kevin here. This is mind blow. In Sonic CD, don’t make the blue blur wait too long or eventually he’ll say, “I’m a game,” and he’s dead. What Yoshi’s Island contains the zombie glitch? Wa…