Weatherthings
Hands On Weather II: More Weather Experiments
Air and moisture in different quantities comprise our atmosphere. The sun is the energy source that causes temperature change, wind, clouds, rain, dew, blue skies and rainbows. See how to build an instrument called a "sling psychrometer"...
Curated Video
The tallest building in America is getting a new owner and a new name. The Sears Tower is becoming the Willis Tower after a London-based insurance broker announces it is moving in.
HEADLINE: Chicago's Sears Tower to be no more
CAPTION: The tallest building in America is getting a new owner and a new name. The Sears Tower is becoming the Willis Tower after a London-based insurance broker announces it is moving in....