Neanderthals: The oldest art in the world wasn't made by humans

One of the most hotly debated questions in the history of Neanderthal research has been whether they created art. In the past few years, the consensus has become that they did, sometimes. But, like their relations at either ...

New transporter for recycling of bacterial cell wall found

A transporter which some bacteria use to recycle fragments of their cell wall has been discovered by researchers at UmeĂĄ university, Sweden. They found that the transporter controls resistance to certain kinds of cell-wall ...