NASA wants to come up with an out-of-this-world way to keep track of time, putting the moon on its own souped-up clock.
Space Exploration
Apr 3, 2024
0
319
Struggle to wrap your head around daylight savings? Spare a thought for the world's timekeepers, who are trying to work out how climate change is affecting Earth's rotation—and in turn, how we keep track of time.
Planetary Sciences
Mar 27, 2024
0
109
Astronauts aboard the International Space Station are hard at work on research guided by students and researchers from the University of Colorado Boulder.
Space Exploration
Apr 10, 2023
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3
Meeting in Versailles, France, on Friday, the Bureau International des Poids et Mesures (BIPM) has called time-out on "leap seconds"—the little jumps occasionally added to clocks running on Coordinated Universal Time (UTC), ...
General Physics
Nov 21, 2022
0
15
Scientists and government representatives meeting at a conference in France voted on Friday to scrap leap seconds by 2035, the organization responsible for global timekeeping said.
General Physics
Nov 18, 2022
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184
Since November 2021, ESA's satellites and ground stations have been running on a newly defined, incredibly precise "ESOC time." Measured by two atomic clocks in the basement of the ESOC mission control center in Germany, ...
Space Exploration
Feb 1, 2022
33
62
On Dec. 18, 2018, a large "fireball—the term used for exceptionally bright meteors that are visible over a wide area—exploded about 16 miles (26 kilometers) above the Bering Sea. The explosion unleashed an estimated 173 ...
Earth Sciences
Mar 22, 2019
0
501
Precision time signals sent through the Global Positioning System (GPS) synchronize cellphone calls, time-stamp financial transactions, and support safe travel by aircraft, ship, train and car.
Telecom
Sep 8, 2016
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8
On December 31, 2016, a "leap second" will be added to the world's clocks at 23 hours, 59 minutes 59 seconds Coordinated Universal Time (UTC). This corresponds to 6:59:59 pm Eastern Standard Time, when the extra second will ...
Space Exploration
Jul 6, 2016
2
1640
The earliest definitions of time and time-interval quantities were based on observed astronomical phenomena, such as apparent solar or lunar time, and as such, time as measured by clocks, and frequency, as measured by devices ...
General Physics
Mar 22, 2016
0
131
