A good night's sleep in orbit

During his Huginn mission, ESA astronaut Andreas Mogensen will run two experiments focusing on sleeping in space: Circadian Light and Sleep in Orbit.

Telling time on the moon

A new era of lunar exploration is on the rise, with dozens of moon missions planned for the coming decade. Europe is in the forefront here, contributing to building the Gateway lunar station and the Orion spacecraft—set ...

Crisis-hit Venezuela sets clocks ahead to save power

With their country gripped by an economic crisis, Venezuelans lost half an hour of sleep Sunday as their clocks were set forward to save power on President Nicolas Maduro's order.

ESA image: London nightlife

ESA astronaut Tim Peake took this image of London, UK, from the International Space Station 400 km above Earth. At the time it was midnight in the capital city and, because the Space Station runs on Greenwich Mean Time, it ...

Why we need to keep adding leap seconds

Today at precisely 10am Australian Eastern Standard time, something chronologically peculiar will take place: there'll be an extra second between 09:59:59 and 10:00:00.

Russia turns back clocks to permanent Winter Time

Russia on Sunday is set to turn back its clocks to winter time permanently in a move backed by President Vladimir Putin, reversing a three-year experiment with non-stop summer time that proved highly unpopular.

An astronaut's rhythm

Anyone who has flown long distances will be familiar with the jetlag that comes with travelling across time zones. Our body clocks need time to adjust to different daylight times as high-fliers and frequent travellers know ...

World timekeepers wrangle over scrapping leap second

Timekeeping experts failed Friday to reach a decision on scrapping the four-decade-old practice of adding extra seconds to clocks, a system opponents say causes headaches in a hi-tech, interconnected world.

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