Perpetuum Mobile

Guest Post by Willis Eschenbach Since at least the days of Da Vinci, people have been fascinated by perpetual motion machines. One such “perpetuum mobile” designed around the time of the civil war is shown below. It wasn’t until the development of the science of thermodynamics that it could be proven that all such mechanisms…

About these ads

Climate change invites aliens into Canada

From the Canadian Science Publishing (NRC Research Press) Climate change invites alien invaders – Is Canada ready? Ottawa, Ontario – A comprehensive multi-disciplinary synthesis just published in Environmental Reviews reveals the urgent need for further investigation and policy development to address significant environmental, social and economic impacts of invasive alien species (IAS) and climate change.…

Comparing climate skepticism to “creationism” in the classroom

Alternate title: Science education gets Gleicked From AAAS: “Is climate change education the new evolution, threatened in U.S. school districts and state education standards by well-organized interest groups? A growing number of education advocates believe so, and yesterday, the National Center for Science Education in Oakland, California, which fights the teaching of creationism, announced that…