Due to a special mix of ingredients, ancient Roman concrete is the world’s most durable and resilient concrete ever created.
We're talking millions of pounds of rubber that perform a disappearing act every year!
Today's program explores how concrete foundations set underwater.
Most people have discovered that if you step on a crack, it won't break your mother's back.
Have you ever been driving down a pothole filled street, thinking, "I wish the city, someone, anyone would fix the roads!"
Learn about the oldest human footprints on this Moment of Science.
By the time the average passenger car tire ends up at the scrap yard, it weighs six pounds less than when it was new. Multiply six pounds by the number of tires scrapped each year in the U.S., and we’re talking over three-quarters of million tons of rubber that perform a disappearing act every year!
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