29/09/2007

Dutch zoo breeds own jellyfish

Marine biologists at a Dutch zoo say they have succeeded in the difficult task of breeding jellyfish in captivity.

Breaking the barrier toward nanometer X-ray resolution

A team of researchers at the U.S. Department of Energy’s Brookhaven National Laboratory have overcome a major obstacle for using refractive lenses to focus x-rays. This method will allow the efficient focusing of x-rays ...