Safari Live - Day 129 | National Geographic

Al Khan here from Khan Academy. Now, some of y’all, or hopefully many of y’all, are familiar with Khan Academy. We are a not-for-profit with the mission of providing a free, world-class education for anyone, anywhere. But one area that people are probabl…

So why do we care about the market Revolution? The Industrial Revolution and the transportation and communication Revolutions of the early 19th century had a major impact on American society both in the short term and in the long term. In this video, I wa…

We are just beginning to understand that loss of grouper and parrot fish has a domino effect, and kills the reef. It’s happening so fast; it doesn’t take an old-timer to remember the good old days. In just my short lifetime of 19 years, I’ve been able to …

Rick Astley: [Music] We’re no strangers to love, you know the rules and so do I. I full commitments while I’m thinking of you, wouldn’t get this from any other guy. I just want to tell you how I’m feeling; got to make you understand. Never Going To Give Y…

If you’re so smart, why aren’t you rich? If you’re so smart, why aren’t you happy, fit, or fulfilled? You see, Alexus, the only real IQ test is if you get what you want in life. If you haven’t solved these, you’re not as smart as you think you are. Welco…

This is green. This is red. And this is blue. But how can you tell that what you’re seeing as blue is the exact same thing as what I see as blue? We’ve named the colors to give us a way to communicate and reference them, but in reality, there’s no way of …