Body Clock

How plants tell time thumbnail image

Sciences & Technology

How plants tell time

Unlike us, plants can’t head to the fridge for a midnight snack, but a new study shows they sense time at dusk to conserve energy produced from sunlight during the day

The chemical that tells plants when it’s time to sleep thumbnail image

Sciences & Technology

The chemical that tells plants when it’s time to sleep

Ethylene is famous as the chemical that tells bananas to ripen, but new research shows it also helps maintain plants’ circadian clocks

Why we all get the daylight savings ‘hangover’ thumbnail image

Health & Medicine

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Go Figure

Why we all get the daylight savings ‘hangover’

Our circadian rhythms refuse to be ruled by daylight savings, which is why things may still feel off-kilter a week after the switch

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