evolution First blood Palaeontologists dug up a dinosaur bone buried for 80 million years in Montana, usa. The find yielded blood and bone cells and collagen protein

Lignocellulosic biomass is the most abundant renewable resource on earth. Lignocellulosic materials, including wood, grass, forest residues, agricultural residues, pulp and paper mill wastes, and municipal solid wastes can be used for bioethanol production. Among these resources, agricultural residues, such as sugarcane bagasse, dominate in terms of tonnage and can serve as feedstock.

health Cracking the capsule Every year a million people, mostly aids and transplant patients, are killed by a disease called cryptococcosis, symptoms of which include chest pain, dry cough, abdominal swelling, headache and blurred vision. This disease is caused by the deadly fungus Cryptococcus neoformans which attacks immune systems that are already infected. Researchers have