Science & EnvironmentA new way to detect dangerous asteroids, North America’s first humans and sniffing toxic algae By Jes Burns (OPB)Sept. 25, 2023 1 p.m.Here’s a look at five of the top Pacific Northwest science stories from “All Science. No Fiction.”📨 Daily news in your inboxSign up today for OPB’s “First Look” – your daily guide to the most important news and culture stories from around the Northwest.EmailPlease leave this field blankSign up