How safe is safe enough? For a decade, EPA has struggled with that deceptively simple question under the Toxic Substances Control Act. A landmark Fifth Circuit decision on methylene chloride now draws ...

It's the beginning of October, which means it's time to write about a birthstone. But there's a problem: October has two, which is too much work. Fortunately, my horoscope told me to pick opals rather ...

Science is supposed to correct its own errors. In practice, distorted academic incentives often block that quality control.