8:20
The Wind Comes Sweeping Down the Plains—of Iowa
Texas and California dominate the U.S. in wind power generation—but Iowa isn’t far behind.
10 Questions for Walter Robinson, Polar Vortex Pioneer
Don’t blame the polar vortex for this winter’s cold weather woes.
Make A Wire Critter That Can Walk On Water
Learn how insects have inspired engineers and design your own water-walking critter using thin wire and your knowledge of surface tension.
Estimate Pi by Dropping Sticks
A simulator based on one of the oldest problems in geometrical probability approximates pi.
Utah’s Winter Haze a Pollution Problem
The Salt Lake Valley’s topography lends itself to a natural phenomenon called an inversion, which traps air pollution.
Zip Line Zoo
In this activity from Bedtime Math, you’ll build a stuffed-animal zip line and practice measuring time, distance, and angles.
6:51
Beneath a Sleeping Volcano, Magma Mush Lies in Wait
Despite what Hollywood might show you, there’s no big tank of liquid rock under a volcano. Stored magma spends most of its time as a crystalline mush.
22:37
The Science Behind The World’s Strangest Sounds
Acoustic engineer Trevor Cox recorded the world’s longest reverberation.
Use Clues to Solve an Ice Mystery
Use the physical characteristics of ice to determine where and how several mystery samples could have been frozen.
Forecasting Avalanches
Using field tests and a deep understanding of how to identify weaknesses in the snow pack, staff members from the Utah Avalanche Center forecast avalanches and take preventive measures.