Rare fossilized tube feet suggest functional shift through time
...animal with a thin veneer of pyrite, also known as fools gold, creating a mineral cast that accurately preserved the original shape of the soft tissues. The specimen was prepared using an airbrasive technique developed in the last 10 years by German amateur fossil collectors especially for the Hunsrueck Sl...Protein-hungry cells 'go fishing,' report Purdue biologists
... E. coli once it penetrates the membrane. "Colicin fools the membrane, and can actually kill the bacterium once it's inside," Cramer said. "We, of course, also would like to find out how the cell ingests a helpful protein rather than a poisonous one, but this is the only protein we know that can fool the r...Film found on windows after 9/11 reveals higher level of pollutants
...emicals. They're storehouses, in effect, and we're fools to think that they're permanent storehouses." Whereas these attacks were a catastrophic event, building fires are extremely common in cities, releasing chemicals to the urban atmosphere on a daily basis. More research needs to be done to examine how ......A that is central to mutations in cancer and aging fools the cellular enzyme that copies DNA. Their finding explains how oxidative DNA damage -- a process long believed to underlie cancers and aging -- can create permanent genetic damage. The Duke University Medical Center researchers' findings were publis...