Crypto companies are getting into carbon credits. But can they actually help the climate?
Flowcarbon and other blockchain technology companies are trying to make carbon credits easier to trade.
Do we want Alexa mimicking anyone’s voice? Yes, and no.
One day, Alexa will be able to mimic anyone's voice from only one minute of audio.
Inside the ambitious plan to restore peat wetlands in California
This hydrologist has a plan to head off a catastrophic flood and sequester carbon in California.
What to know about the Caesars, the gigantic truck-mounted artillery units France sent Ukraine
The 19.5-ton vehicles can shoot and scoot.
We’re getting closer to understanding why the sea sometimes glows
A chance encounter with a rare phenomenon called a milky sea connects a sailor and a scientist to explain the ocean’s ghostly glow.
Why the US Army wants an ‘aerial tier network’ for better communications
Mountains and other natural obstacles can make talking to one another hard. Drones and other aircraft could help.
Could reptiles and amphibians hold the key to the fountain of youth?
Two new studies reveal that many species of reptiles and amphibians show slow or even negligible signs of aging.
Accessible at-home COVID tests are on their way
Disability communities have been vocal about the barriers to COVID testing. Now there's a new option.
Why Microsoft is rolling back its AI-powered facial analysis tech
Plus, here's what Facebook and Zoom have been doing in this problematic field.
See inside Glen Canyon Dam as Lake Powell levels drop
The hydropower plant that powers about a quarter of a million homes is run by a team of mechanics, electricians and more.