Crash Course
Humans and Energy: Crash Course World History 207
Is flipping a switch and lighting up a room normal or miraculous? It depends where—and when—you live. Crash Course World History covers historical uses of energy, current uses of energy, and the possible future uses of energy with an...
Veritasium
The Most Radioactive Places on Earth
Spoiler alert! The most radioactive place on Earth may be much closer than you think! Explore some of the world's radioactive hot spots with an engaging video from the Veritasium playlist. Content includes the units used to measure...