“The optical clock community is strongly motivated to obtain the best possible set of measurements before the SI second is ...

A new method uses helium droplets combined with ultrashort laser pulses to trigger chemical reactions in a controlled way.

Those who keep up on current events know that talk of nuclear war continues today, and that’s why “Two Minutes to Midnight and the Architecture of Armageddon,” a new exhibit about the Doomsday Clock ...

Culture editor Alison Flood rounds up the New Scientist Book Club's take on our latest read, a time-travelling romance ...

Time is a construct. Time is a fallacy. Time is an idea created by man and put into practice so that you’d show up 20 minutes ...

Researchers have shown, for the first time, that transmission of ultrastable optical signals from optical clocks across tens ...

Researchers have shown, for the first time, that transmission of ultrastable optical signals from optical clocks across tens of kilometers of deployed multicore fiber is compatible with simultaneous ...

Today I Found Out. The Incredible Atomic Ship of Dreams. Posted: June 17, 2025 | Last updated: June 17, 2025. Explore the journey of the NS Savannah, a nuclear-powered marvel of the 1960s ...

Abstract: The frequency stability of an atomic fountain clock was significantly improved by employing an ultra-stable local oscillator and increasing the number of atoms detected after the Ramsey ...

In a nutshell Scientists connected 10 ultra-precise atomic clocks across six countries in the largest coordinated timekeeping experiment ever conducted While many clocks agreed to extraordinary ...

Scientists from six countries operated 10 optical atomic clocks simultaneously for 45 days starting February 20, 2022, as part of the European collaborative project ROCIT. These clocks use different ...

By Daniel Wine, CNN 👋 Welcome to 5 Things PM! Almost two-thirds of US workers struggle with volatile and inflexible work schedules, according to a new ...