Safari Live - Day 42 | National Geographic

In 1991, architect Mick Pearce had a problem. An investment group in Harare, Zimbabwe, hired him to design the largest office and retail building in the country. But they didn’t want to pay for the expensive air conditioning needed to cool such a large bu…

We’re told that given the height h and volume v of a certain cylinder, Jill uses the formula ( r ) is equal to the square root of ( \frac{v}{\pi h} ) to compute its radius to be 20 meters. If a second cylinder has the same volume as the first but is 100 t…

What’s the guys? It’s Graham here. Now, normally I would never make two Robin Hood videos like this back-to-back, but I gotta say, this entire event has been extremely mind-boggling. There have been some new events that have just come up over the last day…

How should we act when people around us are panicking? And how can we avoid panicking ourselves? Panic gets us nowhere, as it is a state of emotional turmoil during which our rationality is thrown overboard. So when we’re faced with a wide variety of opin…

2 AM, we have an alarm system. We’re screaming like hell. This sound in the middle of the night signified a Russian missile had struck close by. It was February 28th, and Russia’s invasion of Ukraine had started four days earlier. I woke up; we went to th…

Do you have something you need to be doing right now but are avoiding like the Plague? Maybe you have a lot of stuff you need to do but you just keep putting it off, and you distract yourself from the discomfort of even thinking about it? Have you ever th…