A superheated, 2500-degree lightsaber takes on its toughest test yet — a full-sized door. Sparks fly and metal melts in this ...

The Linac Coherent Light Source in California has been firing record-breaking X-ray pulses for years, but now it’s due for a ...

Japan is pushing solar hydrogen into a new phase by teaching its materials to drink in colors of sunlight that used to go to ...