Jon Krakauer has long been haunted by how Christopher McCandless died in the Alaskan wilderness. In a scientific journal, he and a chemist show that the seeds McCandless consumed can contain a toxin.
The Centers for Disease Control and Prevention has called it "a complex and ongoing multistate outbreak of listeriosis occurring over an extended period of several years."
Critics of the system that ushers food products to market say it is rife with conflicts of interest. When scientists depend on food companies for work, they may be less likely to contest food safety.
More than a dozen federal agencies play a part in keeping food from making Americans sick. Critics say the system has gaps, and we'd all be safer if federal food safety efforts were under one roof.
Some winter lovers see snow as a local and seasonal specialty that goes well with cream and sugar. But is it more like an adventure in extreme eating? As with many wild foods, it's a bit of both.
In 2007, a plastic called Tritan became a hit, partly because it was free of the chemical BPA. Then a competitor began suggesting that Tritan products contained other chemicals that act like estrogen.
Food and Drug Administration Commissioner Margaret Hamburg says she'll leave the job at the end of March after six years in the spotlight and controversies over Plan B emergency contraception.
Apparently, making restaurant workers wash their hands before exiting the bathroom is a sign of regulation gone overboard. At least that's what Republican Sen. Thom Tillis suggested on Monday.
Many crops we eat today are the product of genetic modifications that happen in a lab, not in nature. Scientists and consumers are divided how cautious we need to be about these foods.