Step into the hidden science lab in your kitchen with five easy experiments that explain refraction, surface tension, ...

Mars, often depicted as a barren red planet, is far from lifeless. With its thin atmosphere and dusty surface, it is an ...

Controlling light is an important technological challenge—not just at the large scale of optics in microscopes and telescopes ...

Einstein’s claim that the speed of light is constant has survived more than a century of scrutiny—but scientists are still ...