Elon Musk proposes satellite-based sunlight control to fight climate change, sparking debate over space geoengineering. The ...

The concept, ripped from a Star Trek episode, would fill Earth's orbit with satellites to harness energy from the Sun and block out solar rays to help cool the climate.

One of the most frustrating parts about flying a quadcopter is having to regularly swap battery packs, as this massively limits what you can do with said quadcopter, never mind its effective ...

X Technologies' Neo home robot can unload your dishwasher, but more complicated tasks involve a company employee remotely ...