Last month, a solar-powered trailer set off on a four-year journey that will cross six continents and 90 countries – all in a bid to stop global warming. Nicknamed the SolarButterfly for its set of 80 ...

Solar power might seem the obvious answer, but with lunar nights lasting 14 Earth days, it isn't a practical option. However, though the most promising alternative is currently a small nuclear reactor ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Harvesting solar power here on Earth is limited to a location’s ...

The SolarButterfly, named Larso, plans to identify, record and publicize 1,000 climate change solutions and works of pioneers to serve as an inspiration for tens of millions of people to follow suit.