Renewable energy is on the rise, but so is demand for fossil fuels

Recent reports from major climate organizations are painting a very mixed picture for the future of global energy use. The International Renewable Energy Agency (IRENA) says that renewable energy now forms one-third of the world's total energy capaci...

Shell backs Alphabet’s power-generating kites in latest renewable bet

Alphabet is turning yet another one of its X projects into a business, but this time it's enlisting the help of an unusual ally. Makani Power, a venture making electricity-generating kites (see above), has become a full-fledged subsidiary of Alphabe...

Vortx review: The most fun you can have with a desktop heater

Vortx is a ridiculous machine. On the surface, it's a $120 desktop fan — a bulky black box with a hole in the front that blows air at people's faces as they play PC games or watch YouTube videos. However, things get much more interesting on a s...