TED Talks
Joi Ito: Want to innovate? Become a "now-ist"
"Remember before the internet?" asks Joi Ito. "Remember when people used to try to predict the future?" In this engaging talk, the head of the MIT Media Lab skips the future predictions and instead shares a new approach to creating in...
Curated Video
Reducing Radiation Risk
Radioactive substances can seriously damage health. Those that work with them must take care to reduce their effects. What methods can we use and how do they work? Physics - Energy And Radioactivity - Learning Points. Exposure to...
Curated OER
Radiation and Radioactive Decay
Mr. Andersen introduces viewers to the use of a Geiger Counter. He explains the fundamental forces behind nuclear radiation and differentiates alpha, beta, and gamma radiation. Finally, he teaches how to write nuclear equations. This...
Veritasium
Radiation vs. Radioactive Atoms
Why are people afraid of nuclear power plants? A video in the Veritasium playlist explains that radiation doesn't travel very far, yet people still worry. Then it discusses the possible release of radioactive atoms, which do travel a...
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...
The Brain Scoop
Death Rocks
If you're into death metal, this video's for you! Young geologists can rock out with a variety of deadly minerals, including asbestos and cinnabar, in this installment in Brain Scoop's playlist on fossils and geology. The narrator...
Curated OER
Radioactive Isotopes
A Geiger counter is used to detect emission of alpha particles, beta particles, and gamma rays. The teacher experiments to find out which materials block each of these forms of radiation. The camera is focused on the measuring instrument...