Energy & Green Tech

A step toward harnessing clean energy from falling rainwater

When two materials come into contact, charged entities on their surfaces get a little nudge. This is how rubbing a balloon on the skin creates static electricity. Likewise, water flowing over some surfaces can gain or lose ...

Engineering

Wearable AI system helps blind people navigate

A wearable system designed to assist navigation for blind and partially sighted people is presented in a study published in Nature Machine Intelligence. This system uses artificial intelligence (AI) algorithms to survey the ...

Hi Tech & Innovation

Photonic computing needs more nonlinearity: Acoustics can help

Neural networks are one typical structure on which artificial intelligence can be based. The term "neural" describes their learning ability, which to some extent mimics the functioning of neurons in our brains. To be able ...

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