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…
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.
Hua Lu, University of Maryland, Baltimore County and Linda Wiratan, University of Maryland, Baltimore County
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.
Time is fixed, but people experience hours, months and days in very different ways. One researcher has spent decades exploring this universal phenomenon.
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.
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.
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.
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.