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Portland Cement: A Concrete History With Structural Integrity
science.howstuffworks.com/innovation/inventions/portland-cement.htm
Invented in 1824, Portland cement remains prominent in modern construction. Learn about the hydraulic binder's raw materials and applications.
How Relief Wells Work
science.howstuffworks.com/environmental/green-science/relief-well.htm
Relief wells are used to prevent and stop dangerous oil flows. Learn about relief wells and how relief wells are drilled.
How Hitch Hooks and Anchors Work
auto.howstuffworks.com/auto-parts/towing/equipment/hitch-accessories/hitch-hooks-and-anchors.htm
Hitch hooks and anchors make towing a lot safer. Learn all about hitch hooks and anchors at HowStuffWorks.
1965-1966 Shelby GT-350
auto.howstuffworks.com/1965-1966-shelby-gt-350.htm
The 1965-1966 Shelby GT-350 was really a souped-up Mustang 2+2 fastback with a few modifications. Find out more about the 1965-1966 Shelby GT-350.
How to Get Army Scholarships for Medical School
health.howstuffworks.com/medicine/army-medicine/how-to-get-army-scholarships-for-medical-school.htm
Want to know hwo to get Army scholarships for medical school? Visit Discovery Fit & Health to learn how to get Army scholarships for medical school.
Save vs. Splurge: Pacific or Atlantic Salmon (farmed vs. wild)
recipes.howstuffworks.com/pacific-or-atlantic-salmon.htm
Should you buy Pacific or Atlantic salmon? Farmed or wild salmon? Check out this article and learn which type of salmon you should buy and why.
There's a Rhino-shaped Cave in Washington State
science.howstuffworks.com/environmental/earth/geology/rhino-shaped-cave.htm
It's perhaps one of the strangest fossils ever discovered. We'll explain how it came to be 15 million years ago, and how hikers found it in the '30s.
Can You Pass This High School General Science Quiz?
play.howstuffworks.com/quiz/can-you-pass-this-high-school-general-science-quiz
Although not always a favorite subject, most people take at least one general science class in high school. Take this quiz to find out how much you remember.
How Do Birds Know When to Fly South and Where to Go?
animals.howstuffworks.com/birds/bird-migration.htm
During the fall months, you may see unfamiliar birds in your area as those from the north begin to fly south. But how do they know when it's time to migrate and where to go?
How Rubber Works
science.howstuffworks.com/rubber.htm
Rubber is an elastomer, a large molecule that can be stretched and returned to its original shape. Learn why rubber is so stretchy and how we make it.