As technology advances, photonic systems are gaining ground over traditional electronics, using light to transmit and process ...

The 15-second video of Taters the cat was beamed to Earth from NASA's Psyche spacecraft, 19 million miles (30 million kilometers) away. Taters is shown chasing a red laser light.

/ Getty Images "It's made up of six total Nu-Salt Laser Space Cannons - two blue, two red, and two green that focus together making one bright purple laser beam," he said. Ant that's the key.