Tom Mabe Pranks Telemarketer With Fake Death Scene

Traffic In India

Remember The Quarter Throwing Guy?

It looks like he now has a girlfriend... and a sponser.

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How NOT To Film A Takeoff

Boeing-747 Takeoff!

How Are CD's Are Made?

Wow!

What If Man Was Erased From Earth?

Windows Vista Upgrade Advisor RC

Want to see if your Windows XP-based PC can run Windows Vista? Just download, install, and run the Windows Vista Upgrade Advisor RC.

This small software tool will scan your computer and create an easy-to-understand report of all known system, device, and program compatibility issues, and recommend ways to resolve them. Upgrade Advisor can also help you choose the edition of Windows Vista that best fits the way you want to use your computer.

Should Everest Be Closed?

Tourism is turning the world's highest peak into its biggest garbage dump, claim conservationists, who are pressing for controls on climbing. But will this cost sherpas their livelihood? Dan McDougall in Kathmandu reports on the campaign.

What Real Men Do With Their Jeeps!

How To Wash Your Car

Paul Dolton - The Worlds Best Car Cleaner

Water Balloon Explosion

Using A High Speed Camera at Around 5000fps.

How Do Planes Avoid Colliding?

There's a little box that yells "Traffic! Traffic!"

By Daniel Engber

Download the MP3 audio version of this story here, or sign up for The Explainer's free daily podcast on iTunes.

The Brazilian courts ordered the detention of two American pilots on Monday, a few days after the jet they were flying crashed into a passenger liner over the Amazon jungle. Interviews with the pilots may help explain how the accident occurred, even though both planes were outfitted with automatic collision-avoidance systems. What's a collision-avoidance system?