It might seem that there is always someone who works a little less than others in a group. Especially if the participation in a collective effort comes with a price. This may be the case with groups of people aiming at a common goal and... click to read more

Mistletoe is an evergreen parasitic plant that lives on trees and steals water and nutrients from them. It features in European folklore as a symbol for fertility and vitality, is a well-known addition to Christmas and is also known to comic fans as the main... click to read more

The domestication of animals progresses gradually as wild animals' genomes evolve and they adapt to life in captivity. Such genetic changes may manifest themselves in how an animal looks, behaves, functions and reproduces. The most striking of these modifications is tameness, - a common feature... click to read more

Saiga, a central Asian antelope, known for their bizarre facial features and as a unique survivor of the Pleistocene, is facing a crisis. In May of 2015, when their population was finally recovering from poaching during the collapse of the Soviet Union, reaching a quarter... click to read more

Silk is a truly amazing fiber naturally produced by moths, caddisflies, some flies, ants, bees, and grasshoppers, as well as spiders. If you have seen a spider abseil from their web, you are familiar with dragline silk, one of several types of silk a spider... click to read more