Startups Alta Devices and Semprius boast new solar efficiency records using very different techniques in an effort to knock down the price of solar power.

To make super cheap solar cells, MIT researchers look to commandeer the process of photosynthesis in plants.

A NASA spacecraft has captured the most complete glimpse yet of what lies beyond our solar system, which may help scientists map how our galaxy evolved and changed over time.

You couldn't ask for a better show for a night out in the elements. A time-lapse video shows the auroras produced by this week's solar radiation storm.

Sometimes doping is good

The planet will continue being bombarded by radiation from a solar storm Wednesday, but it shouldn't cause any immediate problems for cellphone users or air travellers in Canada.

Today's solar storm has only caused rerouted flights and correctable satellite communications. But people as far south as New York and Oregon may be able to see the Northern Lights.

The sun is bombarding Earth with radiation from the biggest solar storm in more than six years with more to come from the fast-moving eruption.

The Space Weather Prediction Center publishes a map showing the reach of the solar radiation hurtling past Earth. It says some flights have been rerouted to avoid the north pole.

The largest solar radiation storm since 2005 is causing stunning auroras throughout the North and South Poles.

The burst of plasma from a solar flare is expected to reach the Earth's magnetic field tomorrow and potentially cause disruptions to satellites.

Solar Frontier's thin-film technology will be used at a 150 megawatt solar farm in California because of price and year-round production