Final inspection of frozen blueberries at the Atlantic Blueberry Co. Dan Charles/NPR hide caption

itoggle caption Dan Charles/NPR

Parents of children who are extremely finicky may find it useful to seek help, psychologists say, because some kids won't outgrow the behavior on their own. But don't make the table a battlefield. Chad Springer/Corbis hide caption

itoggle caption Chad Springer/Corbis

The sea snail Conus magus looks harmless enough, but it packs a venomous punch that lets it paralyze and eat fish. A peptide modeled on the venom is a powerful painkiller, though sneaking it past the blood-brain barrier has proved hard. Courtesy of Jeanette Johnson and Scott Johnson hide caption

itoggle caption Courtesy of Jeanette Johnson and Scott Johnson

Ready, set, fly! The ball bearings glued to this bumblebee's legs simulate the weight and placement of pollen loads. The tag on the insect's back is a lightweight sensor, designed to track its movements in flight. Courtesy of Andrew Mountcastle hide caption

itoggle caption Courtesy of Andrew Mountcastle

Researcher John Clements in the early 1980s, after he figured out that lungs need surfactants to breathe. David Powers/Courtesy of UCSF hide caption

itoggle caption David Powers/Courtesy of UCSF

Olive oil gets filtered in an oil mill in a Portuguese oil farm near Evora. Rick Mattes says that if an olive oil's concentration of fatty acid rises above 3.3 percent, it's no longer considered edible. And it'll be brimming with oleogustus. Francisco Seco/AP hide caption

itoggle caption Francisco Seco/AP