The Earth is absorbing more sunlight and trapping more heat than it releases into space, causing our planet to warm up at an increasing rate. New research shows that cloudy areas over oceans are ...

That's exactly what Reflect Orbital, a trailblazing startup led by Tristan Semmelhack and Ben Nowack, is working on. They're developing a constellation of mirrors in space that can beam sunlight ...

Professor Richard Allan, lead author of the study at the University of Reading, said, "Think of Earth as a mirror reflecting sunlight back to space. Over time, that mirror is getting dirtier ...

Professor Richard Allan, lead author of the study at the University of Reading, said: "Think of Earth as a mirror reflecting sunlight back to space. Over time, that mirror is getting dirtier ...

In 2013, mirrors were installed to reflect sunlight down to the town's square. Following is a transcript of the video. This isn't the real sun. This town in Norway received no sunlight for half ...

Light from an object, let's say the sun, reflects off this mirror. The arm can be moved to a position where the sun's reflection off the mirror also reflects off mirror A and through the eyepiece.