The vacuum ultraviolet region is the area of the electromagnetic spectrum lying between X-rays and visible light. It is characterized by very short wavelengths between about 100 and 200 nanometers.

Gadgetry and clever engineering quietly transform how military forces operate. These gadgets deliver subtlety, enable surveillance and control, and give a handful of people an outsized advantage. They ...

Understanding Autonomous Vehicle Cameras So, how do these self-driving cars actually ‘see’ the world? It all comes ...

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Meteor’s fiery passage through the atmosphere was captured by a space-based lightning mapper.

Scientists observe a visible time crystal for the first time, revealing a phase of matter that repeats patterns through time.

If you look eastward at the same hour for two nights in a row, you’ll find that the stars seem to be in the same place. But ...

Astronomers have uncovered a hidden cosmic web of galaxies and gas by mapping hydrogen light from the early universe.

Using a phenomenon called "negative light," scientists invisibly transferred data disguised as background thermal radiation.