News tagged with energy radiation

How electromagnetism haunts our everyday life

Electromagnetism has haunted the human imagination for thousands of years. From the ghostly Northern Lights of ancient aurora mythology to the evil electromagnetic forces in the popular TV show Twin Peaks, electromagnetic ...

dateOct 31, 2017 in General Physics
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Building a bright future for lasers

Invisible to the human eye, terahertz electromagnetic waves can "see through" everything from fog and clouds to wood and masonry—an attribute that holds great promise for astrophysics research, detecting concealed explosives ...

dateNov 15, 2016 in Optics & Photonics
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How cold are black holes?

The very idea that a black hole could have a temperature strains the imagination. I mean, how can something that absorbs all the matter and energy that falls into it have a temperature? When you feel the warmth of a toasty ...

dateSep 05, 2016 in Space Exploration
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