Melbourne, June 9: Two separate researcher groups in Australia may be on the verge of obtaining the first licences to clone human embryos.

London, June 9: A Nobel Laureate associated with the University of Utah has found that a single organ may comprise of more than one type of adult stem cell.

Washington, June 9: Paleontologists have, for the first time, found fossilized burrows of land vertebrates in Antarctica, which date back to about 245 million years.

Washington, June 9: Scientists at the Wellcome Tru

Hamburg  - Sleepy sloths in steamy jungles are not nearly as sleepy and slothful as is commonly believed, according to a team of German researchers.

Hamburg  - Forget online chat rooms, tiny flying lemurs in the rain forests of Madagascar find just the right partners the old- fashioned way, with a moonlight serenade which they croon with a sexy