Evolution

‘Living Fossil’ is often a term applied to an animal that has a fossil record very far back in time but no close living relatives. This is a loose definition and taxonomists…

Recently week pictures were released by Taman Safari Indonesia Animal Hospital & Zoo of two Sumatran tiger cubs and a pair of orangutan babies who have been sharing a home over the last month.…

I have been watching way too much CSI. For those who haven’t seen the popular American television show, it is about a team of highly skilled Crime Scene Investigators who use keen observational…

If you’re a palaeontologist you’ve heard this question a thousand times. And if you’re not a palaeontologist you might wonder why you never get the same answer twice. Well you see the annoying part…

Why mitochondrial genes ditch their cushy haploid environs to take up residence in a large and chaotic nucleus has long stumped evolutionary biologists, but Indiana University Bloomington scientists…

Researchers at the University of California, Santa Cruz, have determined the three-dimensional structure of an RNA enzyme, or "ribozyme," that carries out a fundamental reaction required to make new…

Your football coach always told you that the low man wins. Seems that ape-like ancestors may have evolved that way for the same reason. Australopiths maintained short legs for 2 million years…

Humans acquired pubic lice from gorillas several million years ago, but this seemingly seedy connection does not mean that monkey business went on with the great apes, a new University of Florida…

Scientists at the University of Illinois have conducted a genetic analysis of vespid wasps that revises the vespid family tree and challenges long-held views about how the wasps’ social behaviors…

In a thought-provoking paper from the March issue of The Quarterly Review of Biology , Elliott Sober (University of Wisconsin) clearly discusses the problems with two standard criticisms of…