Safari Live - Day 129 | National Geographic

[Applause] There are few things in the world that seem more constant than the stars in the night sky. If you look up at the Milky Way, you will see the same thing that people have looked at for thousands and thousands of years. But as Professor Schmidt fo…

Do you ever feel like you’re not making any progress, or that you’re stagnating? Days keep going by, you’re getting older, and nothing exciting seems to happen. All of your friends on social media seem to be working hard, traveling, making progress, and l…

Have you ever felt like your financial security was walking a tightrope? It can feel like any small gust of wind, a sudden expense, a job hiccup, or an unexpected twist in life could throw everything out of balance. But what if you could see those gusts o…

All right, we can now do the math to solve for v. So let me just simplify the right-hand side of this equation. v minus negative e? Well, that’s just going to be two v. One minus negative of v squared over c squared? Well, that’s just one plus positive v…

About 30% of households in India are yet to have access to electricity. If you want to provide electricity to everybody, we have to ensure that our electricity is affordable. India has a vast reservoir of coal; we are probably the third or fourth largest …

You first learn about American history; it sometimes seems like it might have been a very easy or somewhat obvious transition from the Articles of Confederation to the Constitution, but it was not. It was a very vigorous debate. As we’ve talked about in p…