Credit: Rubin Observatory/NOIRLab/NSF/AURA/P. Marenfeld
Posted in Technology

Observatory reveals faint light from sources of gravitational waves, neutrinos

Astronomy has always relied on light to convey information about the universe. But capturing photons — such as those from…

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Satellites may jeopardize recovery of ozone hole
Posted in Technology

Satellites may jeopardize recovery of ozone hole

By the numbers: WASHINGTON — When old satellites fall into Earth’s atmosphere and burn up, they leave behind tiny particles…

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