Environment Some experts think commercial fusion reactors could begin operation as soon as 2030. Renewable energy sources like solar and wind account for a growing share of the world’s electric power.
Whether you’re after half-term sunshine, a trip to the Antarctic or simply something new, here we map your year with the perfect holiday ideas for every week of 2018. January 1. Get back in shape in Surrey
2017 was a year of discovery: NASA started using reusable rockets, patients started treating cancer using only their own cells, and scientists discovered the Earth's lost eighth continent. Here are some