Archive: 07/10/2014

A new blue-light-emitter for fireworks

Conventional fireworks and signal flares that emit a blue flame utilize toxic chemicals as a source of chlorine. Chemists at LMU have now developed the first chlorine-free formulation that emits blue light ...

dateJul 10, 2014 in Materials Science
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Sun-like stars reveal their ages

(Phys.org) —Defining what makes a star "Sun-like" is as difficult as defining what makes a planet "Earth-like." A solar twin should have a temperature, mass, and spectral type similar to our Sun. We also ...

dateJul 10, 2014 in Astronomy
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