The Cosmologist Working to Preserve the Night Sky for the Future, reports Becky Ferreira for Motherboard Science.– Dr. Aparna Venkatesan studies the distant reaches of space and time, while advocating for a night sky undamaged by orbital clutter.
Astronomers Get Their Wish, and a Cosmic Crisis Gets Worse –We don’t know why the universe appears to be expanding faster than it should. New ultra-precise distance measurements have only intensified the problem, reports Natalie Wolchover for Quanta.
Should people take more than one type of COVID-19 vaccine? –All these authorizations foretell a world with vaccine choice. Here’s what research says about whether more is better for boosting your immunity, reports National Geographic..