LED Skylights Perfectly Mimic Natural Sunlight

The lights fool human brains and camera eyes

In an illustration unrelated to the study from the University of California, one kind of nano-bot is depicted in the bloodstream.

Scientists Test Out Tiny Robots Meant to Travel Inside a Human Body

The first test of micro-machines on a living mouse marks a breakthrough in the field of nano-robotics

Shivers Could Be Contagious

Looking at a chilly person could make you cold, too

Making Dead People's Pulses Beat Again

A new device can transform 150-year-old printed representations of heart beats into actual sound

A new, zero-power screening method might make testing for lead and other pollutants easier than ever.

Drop This Capsule Into a Stream and It Will Screen For Pollution

Researchers have developed a sensor (no batteries required) that creates a barcode indicating the amount of pollutants and their whereabouts in water

Google Is Working on a Pill That Can Figure Out What Ails You

Microscopic particles will spy on the cells of your body and look for any disease, including cancer

Nanopropellers, shown in this artists rendition as the smaller corkscrew shapes can move through even difficult areas of the body. Micropropellers, like the one illustrated in the top left, tend to get stuck in the same materials (shown here in orange)

Tiny Propeller Is 100 Times Smaller Than A Red Blood Cell

Boldly going where no machine has gone before

This Monet reproduction is composed of tiny bits of metal assembled on the micron scale.

This Monet Isn't the Real Thing—But It's Awfully Close

Nanoprinters can duplicate great artwork with remarkable precision


Making the Chips that Run the World

Making the Chips that Run the World A piece of cake: put 9½ million transistors in a space the size of your thumbnail and allow zero contamination

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