Serving tech enthusiasts for over 25 years. TechSpot means tech analysis and advice you can trust. Why it matters: Space is glorious. However, off-planet video footage is typically a pixelated mess that kills all the fun. That may be about to change. NASA has managed to stream 4K ultra-HD video from an aircraft all the way to the International Space Station and back down to Earth at speeds that would put your home internet to shame. The agency has been advancing optical communications, which use...