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Are Avocado Pits Edible?

December 12, 2023

What is it about fruit pits? Science Update listeners called and emailed about them frequently over the years with two opposite questions: Will …

October 17, 2018

Does it really take seven years to digest chewing gum?

July 8, 2016

If metal isn’t supposed to go in microwave ovens, why do some of them have metal racks?

June 24, 2016

Gluten-free diets are all the rage, but only a small percentage of the population is truly sensitive to the wheat protein.

May 1, 2014

Statisticians test whether famous musicians are really more likely to die at age 27.

September 5, 2013

Baby teeth fall out eventually. But that doesn't mean cavities in baby teeth should be ignored.

August 14, 2013

Some people argue that food dyes are harmful to human health, but do decades of safety research back up these allegations?

August 1, 2013

Did our hunter-gatherer ancestors really eat a “Paleo” diet?

December 21, 2012

The world is not ending today. Find out why in this Science Update encore presentation.

March 1, 2011

A listener asks whether it's safe to eat fruit seeds and pits.

February 8, 2011

Left-handers suffer more from learning disabilities but can also excel in spatial visualization.