Rethinking Hygiene: Can We Be Too Clean?
August 15, 2020
A scientist goes without a shower for five years and tells about his experience, and the lessons he learned.
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People Smell All Over, and Other Body Surprises
July 14, 2018
Here are some new discoveries you probably didn't realize about the human body.
Paley’s Watch Found
March 30, 2018
There actually is a clock in the heath, and it's in our bodies, too.
Your Mind Can Space Out, But Your Body Belongs on Earth
April 8, 2017
Through the imagination, we can soar through distant galaxies. Sooner or later, physical reality hits home.
Sunflower Motion Is Complex
August 9, 2016
They follow the sun, but how? Scientists are just finding out the mechanisms behind light tracking in sunflowers.
Sunflower Motion Is a Black Box
May 30, 2016
Something as commonly observable as sunflowers following the sun is difficult to explain.
Design in Tiny Fruit Flies
December 7, 2015
Among the smallest of flyers, these amazing insects pack incredible technology into a tiny package.
Dry Desert Explodes in Color
November 2, 2015
One of the driest places on Earth has been storing its seeds underground for years for a moment like this.
Enjoy Your High-Tech Body and Brain
July 31, 2015
No need to feel insignificant in a lonely universe. You are loaded with great equipment for an exciting life.
Let's Get [Thankful for the] Physical
November 25, 2014
Wonders of the human body continue to pour forth from scientific research, providing more reasons to give thanks.
Amazing Body Facts
May 22, 2013
There are more wonders in your body than you can possibly imagine. Here are half a dozen new findings for conversation starters.
Before the Cock Crows, the Biological Clock Strikes
March 30, 2013
At Easter time, people recall the story of Peter denying Jesus three times before the rooster crowed. Some scientists tried to figure out what clicks the rooster's clock alarm.
Olympic Plants Perform in Place
July 30, 2012
They may be rooted in the ground, but plants run their own Olympic organization.
Are Biological Clocks Like Paley’s Watch?
September 9, 2011
What is a clock made of? We think of springs, gears and moving parts made out of metal. But a clock could, in theory, be designed with almost any material. There are water clocks, sundials, and electromagnetic oscillators that all function to tell time. What difference does it make if the parts are made of liquids, laser beams, or plastic? What if a clock was made of biological material—would it be any less a device for keeping time? Would it surprise you that such clocks exist in your body and in every living thing?