Got the time?
Plant cells signal between each other in order to agree what time it is.
Is a bottle of morning milk at night the equivalent of turning on all the lights at bedtime?
Breast milk contains ingredients in concentrations that change over the course of the day. Researchers think milk is chrononutrition, carrying molecular messages to help set a baby's internal clock.
You've heard the adage, you are what you eat. But a new study suggests that you are 'when' you eat may be more accurate. Restricting eating times can keep chronic diseases at bay and ward off obesity.
Night owls, or people who have a hard time waking up in the morning, face health risks as a result.
Pity the poor night owls of the world, who already must adjust to a life that doesn't align with their natural sleep patterns. Now it appears that being a night owl even raises the risk of death.
Science shows that early starts can be bad for teenagers' health. Schools and universities would be better off starting at 10am.
Salting streets in Milwaukee.
A recent study shows plankton that have adapted to road salt have disrupted circadian rhythms. This finding suggests that environmental pollutants could also affect human circadian clocks.
We’re less able to burn fat and process carbs at night.
It comes down to what and how much you eat over the day, rather than when you eat most of your food.
Managing sleep and time zones can take the fun out of Christmas travel.
Step-by-step travel tips - including how to use those fancy blue light goggles - if you're travelling East to West, or West to East these holidays.
Children with an irregular bedtime performed worse on cognitive tests, had worse behaviour and were more likely to be obese than others.
Though not this obvious from the outside, plants are keeping time.
Precisely calibrated timekeepers are found in organisms from all domains of life. Biologists are studying how they influence plant/pathogen interactions – what they learn could lead to human medicines.