Narrow-beam laser technology enables communications between underwater vehicles
Friday, August 17, 2018 - 08:00
in Physics & Chemistry
Nearly five years ago, NASA and Lincoln Laboratory made history when the Lunar Laser Communication Demonstration (LLCD) used a pulsed laser beam to transmit data from a satellite orbiting the moon to Earth—more than 239,000 miles—at a record-breaking download speed of 622 megabits per second.