Energy & Green Tech

Method paves the way for improved fuel cell vehicles

Hydrogen is a fuel alternative that is becoming increasingly interesting for heavy-duty vehicles. Hydrogen-powered vehicles only emit water vapor as exhaust, and if the hydrogen is produced using renewable energy, it is completely ...

Internet

X halts using personal data of Europeans to train AI

Social platform X said Friday it would work European regulators after agreeing to suspended its heavily criticised use of European users' personal data to train its artificial intelligence chatbot Grok.

Engineering

A light-powered hydrogel launcher

An international team of mechanical engineers has developed what they call a fracture-driven, power-amplified hydrogel launcher. They have published their discovery in the journal Nature Materials.

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