How do astronauts track sleep? A new study introduces a smartphone-based melatonin test that monitors circadian rhythms in just 15 minutes using fluorescent nanoparticles.

Adelaide University researchers have successfully tested a new type of portable atomic clock at sea for the first time, using ...

Ultraprecise clocks are more than scientific curiosities. They play key roles in navigation, communications and international ...

Humans and most other organisms have internal biological clocks that track the daily cycle of sunrise and sunset. These ...

When does the circadian clock start ticking? A new study shows that fetal clocks synchronize to the mother in the womb via hormones, highlighting the importance of light and sleep during pregnancy.

What goes into the work behind the badge? On the Clock: WFPD Trump to sign order paying TSA agents, solving problem of his own making Purdue’s buzzer-beater makes March Madness history Julia ...

What started as a hobby has now turned into a storefront for Locene Clockworks. Logan McClenny has a background as a ...

Syracuse, N.Y. — Syracuse University faces more than $5 million in permit fees to keep closed a one-block section of Comstock Avenue where it’s building two new dorms. The school and its project ...

In a tank on the bottom floor of a University of Chicago research laboratory, scientists summon "The Blob" into existence by ...

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UPDATED: A federal judge has blocked Donald Trump from proceeding on his proposed ballroom without “express authorization from Congress.” U.S. District Judge Richard Leon prohibited “any further ...