Light exposure at night may disrupt our body's internal clocks, or circadian rhythms, that keep physiological processes ...

Although this review is focused on the regulation of the core clock, it is notable that light-induced clock resetting by glutamate-mediated neurotransmission in the retino-hypothalamic pathway ...

The ticking clock of core activity can influence broader patterns, but immediate impacts might not be felt for ages. Nonetheless, monitoring and understanding it remains crucial for our long-term ...

The most precise and accurate atomic clock in the world, the ultracold strontium clock at JILA in Boulder, is like a stopwatch that can count the billionths of a nanosecond, or 18 digits past the ...