Did This Scorching-Hot Planet Lose—and Regain—an Atmosphere?
A veritable hellscape of an exoplanet is challenging researchers’ assumptions about what types of worlds host atmospheres....
How Many Homes Could You Power With Free Doughnuts?
Should you get a COVID vaccine? Yes, it will protect you AND protect others to help us move past this…
Plastic Is Falling From the Sky. But Where’s It Coming From?
At any given time, 1,100 tons of microplastic are floating over the western US. New modeling shows the surprising sources…
This AI Could Help Wipe Out Colon Cancer
Medtronic's GI Genius, awaiting clearance from the FDA, will help doctors identify precancerous polyps....
Pandemic Lockdowns Did Cut Air Pollution—but With a Catch
Studies from all over the globe show short-term improvements in urban air quality, but experts are skeptical about how long…
A ‘Last Hope’ Experiment Finds Evidence for Unknown Particles
Long-awaited news from Fermilab’s Muon g-2 team may resolve a tantalizing conflict between nature and theory. But a separate calculation…
In Europe, Backlash Heats Up Over Garbage Incinerators
Trash-burning facilities once seemed like a useful way to minimize pollution and generate power. But the EU is withdrawing support…
Tracking Variants, New Hot Spots, and More Coronavirus News
Catch up on the most important updates from this week....
The Thrusters Behind NASA’s Mission to the Asteroid Psyche
Hall thrusters have been used in satellites for years. Now, they'll play a crucial role in reaching a metallic asteroid…
Variant Hunters Race to Find New Strains Where Testing Lags
In countries without much sequencing, new versions of the Covid virus can go unnoticed. Scientists across Africa are collaborating to…