Our circadian clock sets the rhythm for our cells' powerhouses

Countless genetically controlled clocks keep time in different body parts, such as the liver, kidneys and heart. Among other things, they initiate metabolic processes, ensuring that these occur at the optimal time of day. ...

The circadian clock sets the pace of plant growth

Researchers at the Centre for Research in Agricultural Genomics (CRAG) have discovered that the members of a protein family associated with the internal clocks of plants act sequentially to limit plant growth until the end ...

US body clock geneticists take 2017 Nobel Medicine Prize

US geneticists Jeffrey C. Hall, Michael Rosbash and Michael W. Young were awarded the Nobel Medicine Prize Monday for shedding light on the biological clock that governs the sleep-wake cycles of most living things.

Clock mystery from 350 years ago is shedding light on human health

In 1665, the inventor of the pendulum clock, Christiaan Huygens, noticed that two of his clocks hung on the same wall would eventually sync up, so that their pendulums swung in opposite directions in perfect time. This "insensible ...

Tick tock: Time to sleep? Sleeping parasite has own internal clock

A team of researchers from iMM Lisboa led by Luísa Figueiredo and in collaboration with Joe Takahashi's group from Southwestern University has shown for the first time that the parasite responsible for sleeping sickness, ...

How sunflowers track the sun

Plants tell time. Not the way we do – for example, it's 3.40pm, time to pick up the kids. But like animals, plants can sense that winter is coming and it's time to drop leaves.

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