@Flipboard has a variety of Magazines (topical collections) that you can easily follow on Mastodon. For science geeks, here are just a few you might consider:
Climate Change and Weather Misinformation by News Lit Project
@climate-change-and-weather-misinformation-NewsLitProject
Oceans by Bloomberg Green
@oceans-BloombergGreen
News Straight from Space by Mashable
@news-straight-from-space-Mashable
Physics by Science Alert
@physics-ScienceAlert
The Climate Exchange
@the-climate-exchange-science