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How Tunnels Work
science.howstuffworks.com/engineering/structural/tunnel.htm
Constructing a tunnel is one of the most complex challenges in the field of civil engineering. Learn about the basics behind tunnels.
12 Black Inventors and Their Innovations That Shaped the World
science.howstuffworks.com/innovation/inventions/10-inventions-by-african-americans.htm
When asked to name a Black American inventor, many people might think of George Washington Carver and peanut butter. But this is actually a myth. There are hundreds of other unsung Black inventors who have shaped the world with their innovations.
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