As night falls over the ancient walled city of Harar, something unusual happens just beyond the gates. One by one, wild ...

Since the Middle Ages, the size of wild and domestic animals has largely been shaped by human selection: domestic animals are increasingly larger; wild animals increasingly smaller. During the 7,000 ...

Stephen has degrees in science (Physics major) and arts (English Literature and the History and Philosophy of Science), as well as a Graduate Diploma in Science Communication. Stephen has degrees in ...

As a teenager in the 1970s, I worked on a typical dairy farm in England. Fifty cows grazed on lush pastures for most of their long lives, each producing about 12 liters of milk daily. They were loved ...

In 1881, zoologist John Murdoch took part in an expedition to Point Barrow, Alaska, at the northernmost tip of the US. The goal was to conduct a two-year, unbroken observation of meteorological and ...