Particles of light can spend "negative time" passing through a cloud of extremely cold atoms – without breaking the laws of ...

Eyewear companies sell lenses that block blue light at an upcharge, claiming it causes eyestrain. But experts say research ...

If you’re an astrophile, you may remember earlier this year reading about a “once-in-a-lifetime” nova outburst that would ...

Jamie Court, president of Consumer Watchdog, Harvey Rosenfield, author of Prop. 103, Bruce Breslau and Gigi Bannister, whose policies were canceled and face large increases in insurance costs, listen ...

Watch an animation of a black hole shooting jets of particles through a "collapsing star at nearly the speed of light" and ...