Evolution

The term 'living fossil' is a topic for argument among scientists because it appears to suggest that some organisms have stopped evolving. Like 'missing link' or 'God particle' the concern is the…

In October 1908, after several false starts, one of the world's most effective predators finally found a niche where its population could begin to boom.  A century later, this ruthless hunter…

A team of scientists has uncovered how some sea snakes have developed 'shrunken heads' - literally smaller physical features than their related species. A large head would seem to be a welcome trait…

Who says you can't go home again?  Not evolutionary biology. Well, sort of. There is a supposition with the proper name of "Dollo's law" which states that evolution is unidirectional and…

The  divergent lineage of the oldest known genetic branch of the human Y chromosome, the hereditary factor determining male sex, has been pushed back in time. The new divergent lineage, found in…

A new paper says that flocks of birds, schools of fish, and groups of any other living organisms might have a mathematical function in common - body sizes are distributed according to the same…

Researchers usingt the Green Bank Telescope (GBT) in West Virginia say they have discovered an important pair of prebiotic molecules in interstellar space. The discoveries indicate that some…

A year or so back Carl Zimmer asked the science world if life could be defined in three words.I don’t think he would have been too concerned if the answer was in four or five or six words, the point…

In many animals, the brain is located in a specific structure like the head, along with sensory organs and often together with the mouth. However, there are distantly related animals which have a…

Understanding how and why diversification occurs is important for understanding why there are so many species on Earth.  A new study found that similar, or even identical, mutations can occur…