Scientists Watch Atoms Fall to See Earth's Changing Structure
by Sophia Chen from on (#4PG7R)
A new instrument is so sensitive it can discern a 1.5-centimeter change in sea level. "It was detecting the food in our stomachs," one physicist says.A new instrument is so sensitive it can discern a 1.5-centimeter change in sea level. "It was detecting the food in our stomachs," one physicist says.