Science Confirms That Old People Really Do Have a Smell
Think back to when you were a child visiting your grandparent’s home. Do you recall a distinct scent when you walked through the door? Many people do and it turns out, it’s not just in your head. Gerontologist and author of A New Wrinkle: What I Learned from Older People Who Never Acted Their Age,…
Why Nuclear Bombs Create Mushroom Clouds
Why do nuclear bombs make mushroom clouds? The phenomenon all comes down to a little something called the Rayleigh-Taylor instability, and by extension, convection. I’ll begin with the somewhat longer, but less geeky explanation before descending once again into extreme nerdery. It all starts with an explosion that creates a Pyrocumulus Cloud. This ball of…
Why Can People Live in Hiroshima and Nagasaki Now, But Not Chernobyl?
On August 6 and 9, 1945, U.S. airmen dropped the nuclear bombs Little Boy and Fat Man on the Japanese cities of Hiroshima and Nagasaki. On April 26, 1986, the number four reactor at the Chernobyl Nuclear Power Plant in the Ukraine exploded. Today, over 1.6 million people live and seem to be thriving in…
Did an Inspirational Apple Really Fall on Newton’s Head?
In grade school you probably learned Newton’s apple story around the time you learned that George Washington chopped down a cherry tree, that people in Columbus’ time thought that the world was flat, or that the Pilgrims celebrated the first Thanksgiving in America and invited the Native Americans to join them. Since literally none of…