Epistemology is the study of knowledge. The dictionary defines it as “that department of philosophy which investigates critically the nature, grounds, limits, and criteria, or validity, of human knowledge; Theory of cognition.” Woody Allen once called it the intellectual discipline that asks the question, “can we know what we know and if not, how do we know that?”
Starting next month, passengers who ride MetroLink or Metro buses will be be able to pick up fresh fruits and vegetables at certain transit centers.
The mass transit agency is partnering with the Sappington Farmers Market community program, Mobile Market, to sell locally-grown farm foods in areas where nearby residents have little or no access to fresh fruits and vegetables.
Researchers at Washington University School of Medicine in St. Louis were able to grow and manipulate individual collections of human intestinal microbes, like these E. coli, in the laboratory. (Wikimedia Commons/Rocky Mountain Laboratories/NIAID/NIH)
Washington University microbiologist Dr. Jeffrey Gordon says his team then transplanted the bacterial communities into previously germ-free mice, to see how the lab-grown bacteria would respond to a human diet.