Fiftieth Anniversary of First Digital Image

Fiftieth Anniversary of First Digital Image

It was a grainy image of a baby—just 5 centimeters by 5 centimeters—but it turned out to be the well from which satellite imaging, CAT scans, bar codes on packaging, desktop publishing, digital…
Toward a living memory chip

Toward a living memory chip

A new experiment has shown that it's possible to store multiple rudimentary memories in an artificial culture of live neurons. The ability to record information in a manmade network of neurons is a…
Next generation forensics - the virtual autopsy

Next generation forensics - the virtual autopsy

MultiDetector Computed Tomography (MDCT) can aid forensics teams in determining if a person has drowned, according to a study published in the June issue of Radiology. MDCT is comparable to…
Marijuana that won't get you busted

Marijuana that won't get you busted

A smokeless cannabis-vaporizing device delivers the same level of active therapeutic chemical and produces the same biological effect as smoking cannabis, but without the harmful toxins, according to…
Fading dinosaur tracks saved by lasers

Fading dinosaur tracks saved by lasers

The Fumanya site, in the Bergueda region of central Catalonia, is so delicate that experts cannot get physically close enough to the tracks to examine them. In the years since the tracks were…
Terahertz imaging from 25 meters away

Terahertz imaging from 25 meters away

Terahertz (THz) radiation, or far-infrared light, can penetrate clothing and other materials to provide images of concealed weapons, drugs, or other objects. However, THz scanners must usually be…