Gallium arsenide is one of the best materials for solar cells, in theory. But it’s been expensive to make. Startup Alta Devices is pursuing ways to make it cheaper. In this video, one of its founders, Caltech professor Harry Atwater, explains its strategy for making solar cells that are far more efficient than the today’s solar cells, yet also inexpensive.
These weird virtual creatures evolve their bodies to solve problems
They show how intelligence and body plans are closely linked—and could unlock AI for robots.
A horrifying new AI app swaps women into porn videos with a click
Deepfake researchers have long feared the day this would arrive.
Chinese hackers disguised themselves as Iran to target Israel
But they left a few clues that gave them away.
DeepMind says it will release the structure of every protein known to science
The company has already used its protein-folding AI, AlphaFold, to generate structures for the human proteome, as well as yeast, fruit flies, mice, and more.
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