Energy & Green Tech

Dig deep: US bets on geothermal to become renewable powerhouse

Though geothermal represents only a tiny fraction of current US energy production, several businesses and President Joe Biden's administration are betting on technological advances to make it a backbone of the green transition.

Energy & Green Tech

Research pinpoints factors for better battery design

You've probably experienced the dread of a suddenly dead phone that is glacially slow to recharge. Add to that earbuds or laptops that die at the most inconvenient times. And perhaps you've delayed shopping for an electric ...

Engineering

A 20 kW laser system for producing high-purity crystals

High-purity semiconductor crystals are required for power electronics in electric cars or in photovoltaics. When such crystals reach a diameter of 2 inches, they become relevant for industrial applications.

page 2 from 24