These Batteries Can't Power a Car—but They Can Light a City

What would happen if the speed of light was much lower?

Dark Matter Day is on October 31. See how the minds at the U.S. Department of Energy’s (DOE) national labs have been shining a light on this mystery of physics. DOE's National Labs are Shining a Light on Dark Matter, One Particle at a Time.

Exploring the Mysterious Origins of Extreme Cosmic Light Flashes That Outshine Entire Galaxies