SS7: A mobile network operator protocol with scary vulnerabilities ~tech privacy security Video 31:55 29 votes
The oldest unsolved problem in math. Do odd perfect numbers exist? ~science mathematics.pure Video 31:33 11 votes
The blue LED was supposed to be impossible—until a young engineer proposed a moonshot idea ~engineering Video 33:45 26 votes
How a huge rainfall simulator helps Japan study and prevent landslides ~engineering Video 15:02, published Jan 26 2024 8 votes
What the Prisoner's Dilemma reveals about life, the Universe, and everything ~science psychology Video 27:19 32 votes
Knot theory: How the most useless branch of math could save your life ~science mathematics Video 35:21 15 votes
We made an epic fireworks display to explain the science of fireworks ~science chemistry Video 31:11 8 votes
The world depends on this government warehouse's collection of strange Standard Reference Materials. They're not cheap. ~science chemistry Video 18:32, published Nov 19 2022 1 vote
Dr Ken Libbrecht is the world expert on snowflakes, designer of custom snowflakes, snowflake consultant for the movie Frozen - his photos appear on postage stamps all over the world ~science physics Video 18:49 6 votes
You are not a visual learner: The biggest myth in education ~humanities education Video 14:27 15 votes
Everyone will say this craft breaks the laws of physics - Risking my life to settle a physics debate ~science physics Video 21:38 21 votes
This robot has applications to archaeology, space exploration, and search and rescue — with a simple elegant design inspired by a plant ~tech Video 14:30 4 votes
Quantum cooling to near-absolute zero ~science physics.quantum Video 9:57, published May 1 2013 6 votes
We didn't know where half the visible matter in the universe was, until now ~space Video 14:10, published Jul 31 2020 7 votes
This equation (the logistic map) will change how you see the world ~science mathematics Video 18:39, published Jan 30 2020 11 votes