Technology
Tracking Variants, New Hot Spots, and More Coronavirus...
Catch up on the most important updates from this week.
Variant Hunters Race to Find New Strains Where Testing...
In countries without much sequencing, new versions of the Covid virus can go unnoticed. Scientists across Africa are collaborating...
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 called Psyche.
This Sticker Absorbs Sweat—and Might Diagnose Cystic Fibrosis
The device may make it easier to quickly test newborns and could open the door to at-home monitoring.
How Strong Is King Kong? And Could He Even Stand Up?
In physics, big things are not like small things. Here's what that means for a giant gorilla.
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More Lightning in the Arctic Is Bad News for the Planet
Lightning strikes in the far north could double by 2100. That means more wildfires, which could release massive amounts of planet-warming...
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Reforestation Is Great! But We're Running Out of Seeds
Planting trees is a popular solution to carbon emissions. But where will all those seedlings come from?
Sneaky New Bacteria on the ISS Could Build a Future on...
NASA tracks the microbes that live on the space station, and sometimes it discovers new ones. Those hardy bugs may offer clues about...
Cells Form Into Living ‘Xenobots’ on Their Own
Embryonic cells can self-assemble into new forms that don’t resemble the bodies they usually generate, challenging old ideas of what...
The Dinosaur-Killing Asteroid Birthed Today's Rainforests
Plant fossils from Columbia reveal the forests of the Cretaceous period were sparser and less humid than their modern-day counterparts.
