A major part of NASA's nearly complete Nancy Grace Roman Space Telescope just passed a lengthy thermal test to ensure it will ...

A revolutionary “smart” coating, which has been designed to act like an intelligent sunshield for spacecraft solar panels, is ...

Solar powered lights cost nothing to run, and shoppers are hailing these realistic looking flower-shaped solar lights ideal ...

They built a mirror in space to sell sunlight at night—no batteries, no wires, just wild ambition. Here’s how they turned an ...