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When cells are under stress, they blow off steam by releasing minute amounts of nitrogen oxides and other toxic gases. In a recent paper, researchers at the
Much like Pavlov conditioned his dog to salivate in anticipation of food when a bell rang, insects can be trained to perform certain behaviors when enticed with
Researchers at the National Institute of Standards and Technology (NIST) have combined two tiny but powerful NIST inventions on a single microchip, a cryogenic
Researchers at the National Institute of Standards and Technology (NIST) have demonstrated a new imaging system that detects naturally occurring terahertz
A series of copper ridges nearly doubles the resolution of experimental X-ray sensors, enabling more precise identification of the X-ray "fingerprints" of
Sensors that detect and count single photons, the smallest quantities of light, with 88 percent efficiency have been demonstrated by physicists at the National
Chip-scale refrigerators capable of reaching temperatures as low as 100 milliKelvin have been used to cool bulk objects for the first time, researchers at the
It just got easier to assemble smart sensors and actuators—digital devices that function much like eyes, ears and hands—into control networks that monitor and
Many U.S. biotech firms are working to develop new medical diagnostics, pharmaceuticals and sensors based on DNA, genetically engineered proteins and other
One day in the not-too-distant future, your doctor likely will be able to dip a pen-sized electronic device in a few drops of blood and provide an instant