Quantum clocks, in particular, have pushed the boundaries by using the strange rules of quantum mechanics to achieve mind-boggling accuracy. However, there has always been a catch: the more precise ...

Cosmic clocks show that time passed more slowly in the ancient universe. Artist's concept of the universe's most distant quasar. ESO/M. Kornmesser. View 1 Image 1 / 1.

When clocks reach 2 a.m. local time, they will go back one hour to 1 a.m. Many devices, such as phones and computers, will automatically change to standard time, but non-smart devices, such as ...

But time has another side to it, one that the clocks don't show. "A lot of us grow up being fed this idea of time as absolute," says Chanda Prescod-Weinstein, a theoretical physicist at the ...

Biological clocks are why cats are most active at dawn and dusk, and why flowers bloom at certain times of day. Circadian rhythms are also essential to health and well-being.

“The Clock,” the addictive film masterpiece by the Swiss artist Christian Marclay, has been showing continually at MOMA since November, and some of us have become transfixed Clockwatchers ...

We have trillions of body clocks — a central one in the brain and others in each cell of our body. Here's how they work with light to control our health. When you purchase through links on our ...

Chicago engineer Jose Cardona says the idea for a clock wasn’t his alone, he was just the first to build one. Four years later, they can’t make them fast enough.

In the first installment of her new column, Deesha Thosar examines the pitch clock, which most agree has made MLB better than it has been in decades. Some pitchers, however, are struggling to adapt.

We live by the clock, yet our bodies follow the sun. Our internal rhythms – those cycles that control our sleep and wake times – depend on the natural pattern of daylight and darkness. Our ...

Doctors say the bigger problem is the clock change in the spring — going from standard time to daylight saving time. On March 9, 2025, clocks will “spring forward” an hour, ending the ...

Scientists think the timing of exercise might matter for performance — and for your overall health. Here's what to know about their latest findings.