gilchey's Activity (33)
gilchey added a news bookmark.One of the biggest challenges to battling the rapid spread of COVID-19 is identifying and isolating people who are infected before the symptoms, which usually take between 3 to ...8 months ago
gilchey added a news bookmark.Over the past two decades, powerful instruments, like the now-retired Kepler space telescope, have allowed astronomers to identify thousands of exoplanets. While the unique new ...9 months ago
gilchey added a news bookmark.If you are looking for an excuse to indulge in a donut or two, here is a perfect one. Friday, June 5, 2020, is National Donut Day, which means it is your civic duty to devour o...9 months ago
gilchey added a news bookmark.Given that each light-year — defined as the distance light travels in one Earth year — is about 6 trillion miles (9 trillion km), a black hole that lies 1,000 light-years away m...10 months ago
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