Energy & Green Tech

New NASA report suggests we could see space-based power after 2050

Space-based solar power (SBSP) has been in the news recently, with the successful test of a solar power demonstrator in space taking place last summer. While the concept is fundamentally sound, there are plenty of hurdles ...

Energy & Green Tech

Why public policy must adjust to new energy source preference

Support for renewable energy sources such as solar and wind is linked to a belief that climate change will be catastrophic, while supporters of nuclear power tend to be less concerned about climate risks, says a study from ...

Consumer & Gadgets

Glasses use sonar, AI to interpret upper body poses in 3D

Throughout history, sonar's distinctive "ping" has been used to map oceans, spot enemy submarines, and find sunken ships. Today, a variation of that technology—in miniature form, developed by Cornell researchers—is proving ...

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