Tiny magnetometers have turned your phone into a compass, and new research shows they are sensitive to geomagnetic storms.
time
Posted inFeatures
Einstein Says: It’s 309.7-Meter O’Clock
Atomic clocks are now so accurate that Earth’s gravity can be seen to slow them down. Geodesy is preparing to use this relativistic effect to measure elevation.
Posted inNews
Ultraprecise Clock Will Facilitate Space Exploration
NASA’s Deep Space Atomic Clock, slated to launch later this month for a demonstration flight, will help spacecraft more efficiently navigate the solar system.
Posted inScience Updates
Universal Units Reflect Their Earthly Origins
On Friday, the kilogram will join its fellow metric units with a definition based on fundamental physical constants, but these units maintain links to their roots in the geosciences.
Posted inAGU News
Villages Must Recalibrate Time to Survive in the Pamir Mountains
Scientists plan projects this year to help a rugged, troubled region of central Asia retune traditional timekeeping methods based on environmental cues in the face of climate change.