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Caltech scientists build the world's first integrated terahertz scanners, the size of a fingertip.

Not all that long if Santa knew how to stretch time like a rubber band!

The World Wide Web is really starting to look like, well, a world wide web.

Wyoming's anti-scientific laws have allowed the most famous wolf in Yellowstone to be shot. Shooting wolves isn't only senseless--it actively harms the environment.

"When a drug can flow into a cavity then conform to the shape of the cavity and stay there, it offers unprecedented opportunities [in the] delivery of drugs."

Researchers have shown how to teach a password subconsciously, then pluck it back out.

When a 7.3-magnitude earthquake struck off Japan's eastern coast early Friday morning, we all feared a tsunami. But San Francisco gets earthquakes all the time, and we're not scared of a tsunami there. Why?

Today is the anniversary of Japan's attack on Pearl Harbor. To mark the occasion in 1966, Popular Science published a feature on how the Japanese designed such a successful assault--and how they paid for it later.

One intrepid Popular Science editor eschews antiperspirant for a week to see if Deo candy really works.

So start saving now.

The startup launched by an iRobot co-founder is focused on making robots simple again.

In which your old VCR is repurposed as something useful

The rotorcraft of the future will be robotic, and the Army is already working on the technology via an autonomous UH-60 Black Hawk demonstrator.

A mind-controlled insect that scurries and stops on command

An eco-minded couple hits the road in a DIY covered wagon--with a bonus outdoor cat porch.

A 16-year-old's homemade wireless robotic limb

Love of spicy food isn't just desensitization, or cultural upbringing--it also has ties to who you are.

Dave Brubeck, the legendary pianist and composer, died today. Here we remember his genius.

After a year at sea, Liquid Robotics' Wave Glider has set the record for the longest distance traveled by an autonomous robot.

Africa’s rapid growth is not affecting the continent equally. Here’s a look at five African countries that represent some of the brightest spots.