The writer Tristan Gooley describes how a pair of familiar constellations can help a person navigate in darkness when other ...
US Army is fielding new devices to make it easier for engineers to obscure the battlefield during breaching operations, ...
Patients implanted with the Tecnis Symfony OptiBlue IOL, which includes a violet light filter, reported fewer dysphotopsias ...
In principle, discovering new exoplanets is pretty easy. Simply measure the brightness of a star over time, and when a planet passes in front of the star, the brightness will dim slightly. The more ...
Company's 18m diameter CX System LED dome provides 100x the brightness of average planetariums for Dorrance Planetarium, ...
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