Since the middle ages, scholars have been saying that our dates might be out by decades.
Unfortunately, there’s not an unlimited amount of daylight that we can squeeze out of our clocks.
The original arguments Congress made for 'springing ahead' have been thoroughly debunked. So why are they still being used by legislators today?
A clock designed to work for 10 millennia is being built – but what is the point of it?
Science fiction has a more important job to do – it allows us to see ourselves in a new light.
What time looks like in different cultures.
Lalin in Western Australia is ‘married turtle season’.
On Wangkumarra land, in the corner-country near the borders of Queensland, New South Wales and South Australia, stands an ancient stone arrangement. It has been placed to the side of a huge complex, rivalling…
Sunrise over Brisbane.
A solar day is a measure of how long it takes the Earth to rotate from one noon to the next, and today's summer solstice also happens to be the longest solar day of the year.
Make that winter dram an intellectual one.
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.
A more productive moment.
Managing our time means managing ourselves.
Nature gave us ten fingers, so it makes sense to count to ten. But what happens when we run out of fingers?
Why are there 60 minutes in an hour, and not 10? Why do we count up to 10, anyway? Quentin, age five, wants to know.
Even if alien life is never discovered, all is not lost.
Amy Adams in Arrival.
Learning languages rewires the brain and changes how we perceive time.
If people fall for Trump's idea that we live in a constant crisis, they'll never be able to think clearly enough to save themselves.
Time is fixed, but people experience hours, months and days in very different ways. One researcher has spent decades exploring this universal phenomenon.
Waiting area in Lagos, Nigeria.
Britons, Nigerians, Americans and Brasilians don't see time in the same way. These differences are explained by the history and constraints of each country.
That time is it on Earth?
National Measurement Institute
2016 has been a long year, but it'll be made slightly longer care of a leap second. But why do we need such things?
Time scarcity acts as a barrier to good health, even if you have knowledge.
Healthy Australians slide into extreme inactivity and poor dietary choices over a just a few years of feeling time poor and rushed in their daily lives.
Lightning moves pretty quickly; would you call it instantaneous?
Steven Vanderburg, NOAA
An instant likely feels different to a person, or a redwood, or a gnat. What's infinitely small for one might be a whole lifetime for another – and that scale influences the choices we make.
Volunteers clean up after Hurricane Sandy.
There are few things Americans like more than lists and money, but ranking philanthropists on the monetary size of their giving distorts our understanding of generosity, argues one ethicist.