4:04
A Mathy Makeover For The Kilogram
Standardizing our mass measurements relies on an elaborate and exacting physics experiment.
23:56
Food Failures: Too Hot In The Kitchen? Try No-Heat Cooking
A hot summer day is no time to turn on the stove. Try these recipes and tricks for cooking with little to no heat.
The Science States Of America
Celebrate Independence Day with a hearty helping of science.
12:02
Why Theoretical Physics Says The US Is Ungovernable
No one, not even Donald Trump, could make such a complex system like the U.S. government work.
Make A Secret Marshmallow Message
Use chemistry to write a secret message on marshmallows that can only be revealed by toasting them!
Make Weird Sand
Change the way that water and sand interact in this fun (and a little messy) experiment!
17:03
The Many Uses Of ‘Useless’ Research
Reviving a case for foundational science that dates back to Einstein.
Use Your Senses To Make Sense Of Your Soil
You can see, feel, and even smell the difference between good and lousy soil.
A Physicist Explains The Shimmering Science Behind Auroras
Liz MacDonald tells SciFri what causes these beautiful polar "glitter bombs."
15:08
But Really, Can You Stand In Front Of The Microwave?
We’ve been nuking our food for 50 years. Why are some people still worried about their safety?