Energy & Green Tech

A strategy to rejuvenate dead lithium inside batteries

Li-ion batteries and other emerging lithium-based battery technologies are currently used to power a wide range of devices, including smartphones, laptops, tablets and cameras. Despite their advantages, batteries containing ...

Engineering

Study: 'Fingerprint' for 3D printer accurate 92% of time

3D printing is transforming everything from fashion and health care to transportation and toys. But this rapidly evolving technology, also known as additive manufacturing, can threaten national security and intellectual property ...

Energy & Green Tech

Can energy-efficient federated learning save the world?

Training the artificial intelligence models that underpin web search engines, power smart assistants and enable driverless cars consumes megawatts of energy and generates worrying carbon dioxide emissions. But new ways of ...

Engineering

AI, captain! First autonomous ship prepares for maiden voyage

The "Mayflower 400"—the world's first intelligent ship—bobs gently in a light swell as it stops its engines in Plymouth Sound, off England's southwest coast, before self-activating a hydrophone designed to listen to whales.

page 2 from 40