Latest Oliver Pergams Stories
Changes in the head shape and overall size of rodents has been linked to human population density and climate change, a Chicago researcher said. The size and head shape of rodents has shifted substantially during the last 100 years, with some larger and some smaller, Oliver Pergams, a researcher at the University of Chicago said in a statement released Friday. Pergams studied 1,300 specimen rodents from museums around the world, including Chicago's Field Museum and the Smithsonian Institution...
You probably hadn't noticed -- but the head shape and overall size of rodents has been changing over the past century. A University of Illinois at Chicago ecologist has tied these changes to human population density and climate change.
By Jon Hurdle PHILADELPHIA (Reuters) - Americans are less interested in spending time in natural surroundings like national parks because they are spending more time watching television, playing video games and surfing the Internet, according to a study released on Tuesday.
- In medieval musical notation, a sign or neume denoting a shake or trill.