How to stop a speeding bullet
A bullet fired into a disk of polyurethane — a type of plastic — may not burst out the other…
Category: Physics
A speed limit for birds
Fly free! Fly fast! Just not too fast... This show aired August 31 on the Loh Down on Science.
Walking on Water
Almost anyone can tell the difference between a liquid and a solid. A liquid flows. A solid stays put. You…
Hot technology
Almost every device that needs energy also wastes energy. Cars get their zip by burning gasoline, but that process heats up the…
Are we alone?
If aliens ever sent us a message, scientists hope to pick it up in a remote part of northern…
Agent Higgs game turns real particle hunt on its head
As the world waits for the next installment of news in the hunt for the Higgs boson, a…
Common Sense
Unlike Luke Skywalker, maybe you can't feel the force. But can you see it? Listen to this Loh Down on…
Bringing down the trash
The density of junk orbiting the Earth is at or near a critical value beyond which this man-made debris will…
Meat from scratch
If all goes according to Mark Post’s plan, he will appear on television in October and devour a hamburger…
Flipping Icebergs
Icebergs look like towering, frozen mountains that drift through water. Their peaks may soar hundreds of feet above the surface…