21:05
What-If Scenarios, Played Out Through Physics
What would happen if you stuck your hand in a particle accelerator or jumped off of the Space Station?
What Would Happen If You Slipped on a Banana Peel?
Cartoons aren’t kidding about the slipperiness of banana peels.
17:19
Why Are We Here? Physics Has Answers
Physicist Lawrence Krauss on the substance of the universe, the Higgs Boson, and how we know what we know.
16:17
A Thumb Drive Made of Genes?
We keep talking about storing our data in DNA. How soon will it happen?
3:47
A Cautious Go-Ahead for Human Gene Editing
A report from a National Academies panel endorses the possible use of gene-editing techniques in human embryos—under very limited conditions.
16:29
Booting Up the Search for Better Batteries
New battery technology could make our devices safer, and help squeeze more power out of the grid.
17:22
Which New Battery Technology Will Take Electric Vehicles To The Finish Line?
Lithium ion may be good enough for now, but experts say that new battery tech will bring EVs to the next level.
Tips to Keep Your Drinking Water Clean
A few key points from experts on the Flint water crisis.
Make a Kite With Physics
Build a delta kite and explore some of the forces involved in flight. Challenge your design skills to improve your kite’s stability in the air.
8:02
Consider the Universe. Now, Subtract Time and Gravity.
Holographic cosmology is a way of simplifying mind-boggling mathematical models of our universe. But it doesn’t necessarily mean we live in a hologram.