Science & EnvironmentNew fossils suggest kelp forests have swayed in the seas for at least 32 million yearsBy Ari Daniel (NPR)Jan. 23, 2024 9:49 p.m. Updated: Jan. 28, 2024 2 p.m.📨 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