Science Friday® is produced by the Science Friday Initiative, a 501(c)(3) nonprofit organization.
A look at the science of sunscreen: how it intercepts the sun's rays, whether it blocks vitamin D production, and what SPF really means.
Think caffeine dehydrates you? Or that you can't get too much water on a hot day? Douglas Casa, of the Korey Stringer Institute, sets the record straight.
Mayo myth-busters, a ketchup jar that never jams, and a salute to the pickle.
Plan a scientific summer getaway around Grand Canyon geology, tidepools or volcanic lava tubes.
Thousands of lightning strikes occur each minute on Earth. We'll talk about the science of lightning.
In this month's Science Diction, we look at the origins of the word 'comet.'
The comet ISON, discovered by two amateur astronomers last year, will zoom past ...
The European Space Agency’s Philae lander is the first probe to touch down on a ...
The Rosetta spacecraft has detected the scent of a comet...and it stinks.
As Comet ISON skirts the sun, it could be destroyed—or emerge, even more spectac...
\tIn 2011, comet Lovejoy traveled through the sun’s corona and lived to tell the tale. But its tail was the most telling. Reporting in the journal Science, Cooper Downs, an astrophysicist at Predictive Science Inc. in San Diego, Calif., says that the wiggly path of the comet’s tail helps explain the sun’s magnetic field. \t