Researchers develop first room temperature holmium-doped yttrium lithium fluoride thin disk laser
In a study published in Optics Express, a research group led by Prof. Fu Yuxi from Xi'an Institute of Optics and Precision ...
Scientific American19h
Is It Time to Redefine Time?
Atomic clocks are more accurate than those used to define the second, suggesting the definition might need to change ...
Interesting Engineering on MSN2d
LIGO to detect gravitational waves from 13 million light-years further with new device
The Laser Interferometer Gravitational-Wave Observatory, or LIGO, is one of the most powerful scientific equipment for detecting gravitational waves. Covering an area of 16 square kilometers, it also ...
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Black Hawk helicopter’s altimeter may have been inaccurate, pilots may have missed some calls from control tower
By Pete Muntean, Alexandra Skores and Dalia Faheid, CNN Washington, DC (CNN) — A preliminary analysis of the flight data and voice recorder on board ...
25 Amazing Science Facts That Are Weird, Wild, and True
The wacky, the wild, and the weird. E ven if you weren’t someone who got excited about science class in school, now—as an ...