I recently finished up a jar of peanut butter. I did a pretty thorough job of scraping out the last bits, but there's always some left. That got me thinking. So I weighted the jar (with the last little bit of peanut butter), then gave it a good washing and let it dry, and weighed … Continue reading Yeah, but what about the jelly?

In 1966, motor vehicle fatality rate in the US was 5.5 deaths per 100 million miles traveled. That year, Congress passed the Highway Safety Act, the Department of Transportation was created, and the first Federal Motor Vehicle Safety Standard was released, mandating seat belts. Over the next 51 years, cars have steadily become safer for a … Continue reading A success story we take for granted