Leadership isn’t about a title or position — it’s about generosity, says organizational expert Joe Davis. Drawing on his extensive experience as a people manager, he shares three essential tips for leaders to unlock the potential of...

How Our Honey is Made

NBC & YouTube actually asked us to make TWO videos for the Democratic Presidential Debate on January 17th, 2016. Here's the video that DIDN'T get shown at the debate. Want to learn more about the topic in this week's video? Here are some...

So we have Weather and Climate... but are they the same thing? No, no they are not. But they are both super important to how the geosphere is shaped. In this episode of Crash Course Kids, Sabrina chats with us about the differences...

Why is it Hot Underground

Which Bear Is Best?

An amazing new technology will let scientists grow new kidneys for patients using their own stem cells inside of pigs.

Elephants might be strong, but they are weak compared to ants because ants have certain advantages that allow them to outlift their larger competitors.

Nuclear war is a terrifying existential threat, but we shouldn't only fear the blasts because the ensuing smoke is the real killer.

By overcounting how much carbon their forests suck up, and undercounting how much carbon their industries release, countries undercount their total carbon emissions.

One Minute Physics provides an energetic and entertaining view of old and new problems in physics -- all in one minute!

One Minute Physics provides an energetic and entertaining view of old and new problems in physics -- all in one minute!

Does your heart rate have an upper limit and could you ever reach it?

Do other planets have weather? It turns out that, yes, they do! But, the weather isn't all the same on other planets because of things like atmosphere. In this episode of Crash Course Kids, Sabrina takes us on a tour of the weather on...

Townspeople are demanding that a corrupt merchant's collection of 30 rubies be confiscated to reimburse the victims of his schemes. The king announces that the fine will be determined through a game of wits between the merchant and the...

In this video Paul Andersen defines Q10 as the ratio between reactions at different temperatures. He then gives you an example of how it could be calculated. He also includes extensions of other scientific phenomenon that could created...

In this video Paul Andersen shows conceptual thinking in a mini-lesson on describing scale.


TERMS
Scale - the relative size or extent of
something
Objects - a material thing that can be s
een and touched
Phenomena...

Your brain uses tons of calories, just in its daily work of keeping you alive. So does thinking extra hard use even MORE calories? QQ fills you in!

Kevin Allocca is YouTube's Head of Culture & Trends, and he has deep thoughts about silly web video. In this talk from TEDYouth, he shares the 4 reasons a video goes viral.

An amazing new technology will let scientists grow new kidneys for patients using their own stem cells inside of pigs.

Myriam Sidibe is a warrior in the fight against childhood disease. Her weapon of choice? A bar of soap. For cost-effective prevention against sickness, it’s hard to beat soapy hand-washing, which cuts down risk of pneumonia, diarrhea,...

Speed of Light Thank You!

There are a whole lot of people out there who have bought into the notion that, in order to be physically fit, you should aim for taking 10,000 steps a day. But where did this idea come from, and how did we all agree on this magical,...

Is it better to walk or run when it's cold out? If you run, then you have to deal with wind, wind chill, etc, but your body generates more heat. If you stay still, standing or walking slowly, you don't generate as much...