Less air pollution during Covid-19 restrictions, says study

NASA researchers have found that since February, pandemic restrictions have reduced global nitrogen dioxide concentrations by nearly 20%. Source: https://earthsky.org/earth/how-much-covid19-related-pollution-levels-deviated-from-norm-2020…

How Powerful Forces Collaborated to Peddle Misinformation about the Origins of the Coronavirus

There’s “an overwhelming body of evidence” for scientists’ belief that the coronavirus originated in an animal before making the leap to humans, reports the New York Times. (Alternate URL here.) They add that U.S. intelligence agencies also “have not found any proof” for a fringe theory it somehow leaked from a lab. Yet as recently as September, a Hong Kong researcher…

Will SpaceX’s Starlink satellites ruin stargazing?

SpaceX’s satellites will populate the night sky, affecting how we observe the stars. And this is just the beginning of private satellite mega-constellations. Source: https://earthsky.org/human-world/will-spacex-starlink-satellites-ruin-stargazing…