Arminda Downey

@arminda.bsky.social

views are mostly mamma mia and unfortunately my own

You may think that steak is the most indulgent restaurant meal. Wrong. Three perfect squares of seasonal ravioli. Somehow not enough sauce to cover them. Thirty US dollars. The closest I have ever felt to being royalty.

Data centers not only use a lot of energy, but they need a lot of water to keep from overheating. But that competes with other uses of water, such as for drinking. So China is looking to put data centers in the ocean. 🧪

China Is Putting Data Centers in the Ocean to Keep Them Cool

China is pulling ahead of the rest of the world in sinking data centers that power AI into the ocean as an alternate way to keep them cool

scientificamerican.com

might help: 1 calling your reps 2 organizing your community 3 joining a local direct-action group 4 attending protests 5 volunteering 6 canvassing won't help: 7 yelling that we're doomed 8 bragging about how cynical you've always been 9 sneering at people doing 1-6

Trump's transportation secretary thinks the New York subway is unsafe. But public transit is actually far safer than driving, in terms of both vehicle fatality and crime rates. Story by me, with graphics by @unamandita.bsky.social: www.scientificamerican.com/article/is-p...

These Charts Explain Why Public Transit Is Safer Than Driving

The rates of fatal crashes and crime are both lower on public transportation than on roadways

scientificamerican.com

NEW: Trump cuts are threatening a standards laboratory who's work on atomic spectra undergirds the entire modern economy. The lab is run by just seven federal employees who have been paying out-of-pocket for their own coffee since 1973. www.npr.org/2025/03/26/n...

Trump cuts threaten measurement lab critical for advanced chips and medical devices

The Atomic Spectroscopy Group provides standardized measurements used across wide swaths of science and industry. The Trump administration plans to cut it.

npr.org

Fun Friday excuse not to work: “Make it stop!” Musical earworms stuck in your brain! New podcast from Scientific American on how to stop earworms, and why they’re there in the first place. Listen to Lady Gaga, Whitney Houston, the ooga chaka song… and me definitely not singing. 🧪

Why That Song Is Stuck in Your Head

Some songs get stuck in our head more than others, and scientists have uncovered what makes them so irresistible.

scientificamerican.com