NIST shows how to make a compact frequency comb in minutes

Laser frequency combs-high-precision tools for measuring different colors of light in an ever-growing range of applications such as advanced atomic clocks, medical diagnostics and astronomy-are not only getting smaller but ...

Rare meteorites created in violent celestial collision

A tiny fraction of meteorites on earth contain strikingly beautiful, translucent, olive-green crystals embedded in an iron-nickel matrix. Called pallasites, these "space gems" have fascinated scientists since they were first ...

Manchester jet engine project takes FLITES

FLITES (Fibre-Laser Imaging of Gas Turbine Exhaust Species ) aims to establish a world-leading capability to map several exhaust species from aeroplanes using tomographic imaging.

Food 'Tattoos' an Alternative to Labels for Identifying Fruit

(PhysOrg.com) -- Those small and sometimes inconvenient sticky labels on produce may eventually be replaced by laser "tattoo" technology now being tested by Agricultural Research Service (ARS) and University of Florida scientists. ...

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