Harvesting solar energy in orbit and beaming it down to Earth is a decades-old idea. Now, a raft of companies say they could ...

Solar electricity is growing rapidly, but can it really dominate the global energy system? Here is what it will take for us ...

In the race to make solar energy cheaper and more efficient, a team of UNSW Sydney scientists and engineers have found a way ...

Solar power has entered an exponential growth phase, reshaping global energy systems as the cheapest, fastest-growing, and ...

Progress in energy and other areas has damped some of the pessimism around global warming. In 2015, the UN predicted ...

The new solar thermal generator (STEG) revolutionizes the way we convert the sun's heat into clean, continuous electricity.