The Interstellar Mapping and Acceleration Probe (IMAP) is being launched later this month to study the outer reaches of the heliosphere which defines where our solar system ends and interstellar space ...

The idea of putting solar panels on your roof might fill your mind with dreams of low utility bills and earth-friendly power generation. While that's possible, what you'll be able to accomplish with ...

Can the electricity grid handle more rooftop solar? Bigger home batteries, supported by the federal rebate, suggests the solar duck will largely disappear.

Wind and solar are on the rise worldwide — here are the 10 countries that rely on the clean-energy sources most for their electricity. All of these countries used wind and solar to produce at least ...

Our solar system could be hiding an extra planet in its outermost reaches. It is possible that a giant planet lurks in the Oort cloud, which begins hundreds of billions of kilometres beyond Pluto and ...