EPISODE · Jul 31, 2025 · 9 MIN
#81 After centuries of Earth’s rotation slowing down, it’s now speeding up and making the days shorter. But you’d never notice.
from Cosmic Coffee Time with Andrew Prestage · host Andrew Prestage
Send us Fan MailEarth’s days had been getting longer since observations began. Every century, the length of the day would increase by about two milliseconds. Like… clockwork. In recent years, something strange has been happening, the days have started getting shorter as the rotation of the Earth has been speeding up. Even more strangely, we don’t really understand why.Follow Cosmic Coffee Time on X for some special contentX.com/CosmicCoffTimeEmail us! [email protected] can request a topic for the show! Or even just say hi!We'd love to hear from you.
What this episode covers
Send us Fan Mail Earth’s days had been getting longer since observations began. Every century, the length of the day would increase by about two milliseconds. Like… clockwork. In recent years, something strange has been happening, the days have started getting shorter as the rotation of the Earth has been speeding up. Even more strangely, we don’t really understand why. Follow Cosmic Coffee Time on X for some special content X.com/CosmicCoffTime Email us! [email protected] You can r...
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#81 After centuries of Earth’s rotation slowing down, it’s now speeding up and making the days shorter. But you’d never notice.
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