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Energy & Green Tech

Sustainable production of high-quality perovskite solar cells

Perovskite solar modules provide numerous benefits. They are lightweight, highly efficient, easily scalable, and at the same time inexpensive and facile to produce. However, their commercial use still faces challenges. During ...

Business

At a Silicon Valley summit, robots fold laundry—and investors open their wallets

Robots from around the world converged on Silicon Valley to provide a glimpse of a potential future.

Business

We may never be able to tell if AI becomes conscious, argues philosopher

A University of Cambridge philosopher argues that our evidence for what constitutes consciousness is far too limited to tell if or when artificial intelligence has made the leap—and a valid test for doing so will remain ...

Energy & Green Tech

Self-healing nuclear fuel could improve safety, reduce waste in reactors

Nuclear power is among the cleanest energy sources on Earth, but the materials that fuel it can degrade during operation. A new international study may unlock safer, longer-lasting fuel for the next generation of reactors.

Technology news

Energy & Green Tech

New analog computing method slashes AI training energy use

Artificial intelligence is getting more powerful—but it's also racking up a massive energy bill. Some estimate that one maximum-length ChatGPT query can use about twice as much power as an average U.S. home does in one ...