A new international study led by researchers at the University of Oulu, Finland, shows that wolves living in different parts of the world are not ...

Ancient deep-sea organisms suggest movement, sexual reproduction, and complex animal life began earlier than previously thought.

Horseshoe crabs have roamed Earth's oceans for hundreds of millions of years, and their secrets go far deeper than a ...

LIFE AND DEATH ON PANGEA, viewers will witness extreme climate shifts and ecosystems drastically different than those that exist today. The mega monsoons, vast deserts, v ...

Correspondence to Dr Babette M Pluim, Medical Department, Royal Netherlands Lawn Tennis Association, Displayweg 4, Amersfoort 3821 BT, The Netherlands; b.pluim{at}knltb.nl Owing to players such as ...

Over the past decade, a new approach to the study of language variation and change has emerged at the intersection of linguistics and computer science, opening up new ground for research on one of the ...

Traditionally, genetics lessons have used the shape of the earlobe as an example of a simple trait, a trait that arises from a single gene. Survey a wide variety of ears and decide for yourself if ...

The Sixth Assessment of the Intergovernmental Panel on Climate Change describes negative effects of climate change on animals occurring on a larger scale than previously appreciated. Animal species ...

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The mammalian gastrointestinal (GI) tract is home to trillions of bacteria that play a substantial role in host metabolism and immunity. While progress has been made in understanding the role that ...

For our evolution experiments, we chose the well-characterized group I RNA enzyme (ribozyme) derived from the Azoarcus pre-tRNA Ile. This ribozyme retains activity at unusually high temperatures (80 ...

The evolutionary forces that drive fitness variation in species are of considerable interest. Despite this, the relative importance and interactions of genetic and social factors involved in the ...