How to recycle an EV battery
The upswing in EV sales means a flood of used batteries in the coming years. What's the best way to…
Category: Tech
Secret Messages Can Hide in AI-Generated Media
In steganography, an ordinary message masks the presence of a secret communication. Humans can never do it perfectly, but a…
Genes point to how some bacteria can gobble up electricity
Bacteria can have superpowers. Some flourish in almost any environment. Others can transform toxic materials into harmless sludge. A bacterium…
AI, Explain Thyself
PUBLISHED NOVEMBER 20, 2021 The past decade has seen machine learning—finding patterns in vast piles of data—in a state of…
Cold plasma and the farms of the future
Physicist Stephan Reuter of Polytechnique Montréal spends most days using his expertise in energy and matter to improve medical technologies.…
How Close Are Computers to Automating Mathematical Reasoning?
In the 1970s, the late mathematician Paul Cohen, the only person to ever win a Fields Medal for work in…
Symbolic mathematics finally yields to neural networks
More than 70 years ago, researchers at the forefront of artificial intelligence research introduced neural networks as a revolutionary way…
A table tennis table that will up your game
Zhong Lin Wang started playing table tennis only four years ago. But last year, he and other researchers came up…
Can CRISPR deliver?
SCIENTISTS HAVE SPENT DECADES mapping the tens of thousands of genes encoded in human DNA. They want to understand how genes…
How math makes movies like Doctor Strange so otherworldly
For wild chase scenes, it’s hard to beat Doctor Strange. In this 2016 film, the fictional doctor-turned-sorcerer has to stop villains who want…