Twelve generic names have been ascribed to the New World tamarins but all are currently placed in just one: Saguinus Hoffmannsegg, 1807. Based on geographical distributions, morphology, and pelage patterns and coloration, they have been divided into six species groups.
New findings from Blombos Cave show that Stone Age man in Africa exchanged technology to a large extent. The more contact between groups, the stronger technology developed. The exchange of…
Companies advertise BPA-free plastic as a safer version of products ranging from water bottles to sippy cups to toys. Many manufacturers stopped using bisphenol A, a chemical that is used…
UK scientists have been given the go-ahead by the fertility regulator to genetically modify human embryos. It is the first time a country has considered the DNA-altering technique in embryos…
The Y chromosome is a symbol of maleness, present only in males and encoding genes important for male reproduction. But a new study has shown that live mouse progeny can…
Humans have been successful at treating a host of diseases. Yet some continue to elude medicine’s best attempts. Now, researchers at the University of Iowa have revealed how these diseases…