Tech
- Tech
‘Nuts and Bolts’ showcases the 7 building blocks of modern engineering
Science News reviews Roma Agrawal's book, which updates the classic list of simple machines and reveals the heart and soul of engineering.
- Artificial Intelligence
AI chatbots can be tricked into misbehaving. Can scientists stop it?
To develop better safeguards, computer scientists are studying how people have manipulated generative AI chatbots into answering harmful questions.
- Physics
50 years ago, timekeepers deployed the newly invented leap second
After more than 50 years, metrologists will stop using the leap second to align the time kept by atomic clocks with the rate of Earth’s spin.
- Materials Science
Artificial intelligence helped scientists create a new type of battery
It took just 80 hours, rather than decades, to identify a potential new solid electrolyte using a combination of supercomputing and AI.
- Artificial Intelligence
Generative AI grabbed headlines this year. Here’s why and what’s next
Prominent artificial intelligence researcher Melanie Mitchell explains why generative AI matters and looks ahead to the technology’s future.
- Space
A telescope dropped dark matter data from the edge of space. Here’s why
Last May, NASA’s Super Pressure Balloon Imaging Telescope crash-landed in rural Argentina. Scientists scrambled to recover the dark matter data aboard.
- Physics
Filipino math teacher Emma Rotor helped develop crucial WWII weapons tech
Devoted wife of a famed Filipino writer, Emma Unson Rotor worked on the proximity fuze at a U.S. agency in the 1940s.
- Health & Medicine
50 years ago, X-rays provided an unprecedented look inside the brain
CT scans can now image the whole body and are even used in other scientific fields such as archaeology, zoology and physics.
- Artificial Intelligence
How artificial intelligence sharpens blurry thermal vision images
A thermal imaging technique uses a special camera and AI to create clear images and accurately gauge distances of objects, even in pitch-blackness
- Climate
How one device could help transform our power grid
As coal-fired power plants are retired, grid-forming inverters may be key to a future that relies on solar and wind power.
- Health & Medicine
A new device can detect the coronavirus in the air in minutes
The detector can sense as a few as seven to 35 coronavirus particles per liter of air — about as sensitive as a PCR test but much quicker.
- Physics
Physicists split bits of sound using quantum mechanics
New experiments put phonons — the tiniest bits of sound — into quantum mechanical superpositions and show they are as weird as other quantum entities.
