Mr. Beat
The American Presidential Election of 1960
The 44th Presidential election in American history took place on November 8, 1960. It was the first election in which Alaska and Hawaii could both participate. Dwight Eisenhower had a pretty good run, but he was the first President...
Crash Course
Arguments Against Personal Identity: Crash Course Philosophy
How can Daenerys Targaryen help us understand personal identity? Find out as Hank continues our exploration of personal identity, learning about Hume’s bundle theory and Parfit’s theory of survival through psychological connectedness.
Curated Video
Elements vs Alloys
We compare melting points of lead and tin to the melting point of their alloy, solder. By timing how long it takes samples of each to melt, we discover that the melting point of solder is actually lower than those of both lead and tin....
Rock 'N Learn
Physical Science : Physical Changes Through Heating
Physical Science for Kids is the fun way to learn important facts about physical science and get ready for tests. Take a fascinating journey to the Super Science Station to learn about bioling, melting and heating different substances!
MinutePhysics
The Astounding Physics of N95 Masks
This video was written in collaboration with Aatish Bhatia - https://aatishb.com To learn more about using & decontaminating N95 masks: https://www.n95decon.org Thanks to Manu Prakash for useful discussion and feedback (Manu is involved...
Curated Video
Fire Extinguisher Sublimation
We release carbon dioxide from a fire extinguisher against a dark cloth to see what happens. The expanding gas cools as it leaves the extinguisher, forming a visible dry ice solid on the cloth. As it warms, the carbon dioxide vanishes...
Curated Video
Mars: Under the Ice
Scientists have found microbes frozen deep in the Antarctic ice sheets, in conditions very similar to the red planet's surface. Could life exist on Mars, in suspended animation? Physics - Universe - Learning Points. In 2001, a frozen...
Curated Video
Ingenhousz's Heat Conductors
We use a metal box holding rods of different materials to test their ability to conduct heat. The box is filled with boiling water and a paperclip is attached to the end of each rod using petroleum jelly. As the heat moves through the...
Periodic Videos
Gallium (Beating Heart)
Gallium dissolves aluminum so aggressively that people are not allowed to transport it on airplanes. While some find the facts and properties of the metal useful, many enjoy seeing it act as a beating heart. The science behind this...