Engineering

Exploring explosives for expanding geothermal energy

Why are scientists setting off small-scale explosions inside 1-foot cubes of plexiglass? They're watching how fractures form and grow in a rocklike substance to see if explosives or propellants, similar to jet fuel, can connect ...

Electronics & Semiconductors

Helping semiconductors find a cooler way to relax

Bandgap engineering can improve the performance of optoelectronic devices that aim to harness the energy of "hot" electrons, research from KAUST shows.

Other

Less smartphone time equals happier teenager, study suggests

A precipitous drop in the happiness, self-esteem and life satisfaction of American teens came as their ownership of smartphones rocketed from zero to 73 percent and they devoted an increasing share of their time online.

Energy & Green Tech

Geothermal power potential seen in Iceland drilling project

(Tech Xplore)—Reykjanes Peninsula. For visitors to Iceland it is a place known for its diverse landscape. For scientists working on green energy alternatives, it has special significance as a "geopark" known not only for ...

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