There’s a bit of a paradox about our galaxy: it’s both jam-packed with stars and cavernously empty. The Milky Way is crowded in the sense that it holds hundreds of billions of stars, as well as ...

‘What we’re seeing is that the generation increases—these record increases—are the results of structural changes in the power system,’ explains Ember’s Nicolas Fulghum. Image: Ember. The latest ...

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...