Brand New Key - Briley the One Girl Band

Calorimetry refers to the measurement of heat flow, and a device that’s used to measure heat flow is called a calorimeter. An easy way to make a calorimeter is to use two coffee cups. So at the base here, we have one coffee cup, and then we can also use a…

During his reign as the emperor of Rome, Marcus Aurelius faced immense uncertainties that would strike fear into the hearts of most people, such as times of war, plague, internal conspiracies, the death of some of his children, and the death of his wife, …

Hi everyone, this is Jeremy Shea from the Khan Academy. Thanks for taking time out of the first week of back to school, or the third week depending on where you are. Wherever you’re coming from, we’re super excited to have you with us this afternoon or th…

What we’re going to do in this video is talk about congressional roles. Now, what do I mean by congressional roles? Well, whether someone is a member of the House of Representatives or the Senate, or even one of the state legislatures, there’s different w…

There are so many things you can do with fungi, and this is what keeps us up at night. Fungi for food, medicine, textiles, fiber, packaging materials, even biofuel. Fungi just have this potential to unlock biological material that’s a waste product in our…

So our next speaker and I have something in common: we both started businesses to allow people to create websites. The difference is that David’s business was massively successful. Davidenko is the founder of Weebly, which early this year sold to Square. …