Search Tags:  quantum physics

NIST proves time flies

Scientists have known for decades that time passes faster at higher elevations—a curious aspect of Einstein's theories of relativity that previously has been measured by comparing clocks on the Earth's surface and a high-flying rocket. Now, physicists at the National Institute of Standards and Technology have measured this effect. NIST's Till Rosenband has details.

Tags: Federal Drive , NIST , newsstand , technology , Till Rosenband

Comment