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How Air Traffic Control Works
science.howstuffworks.com/transport/flight/modern/air-traffic-control.htm
There are about 5,000 planes in U.S. airspace every hour. How do these aircraft keep from colliding with each other? Learn about the intricate system that guides a plane from takeoff to landing.
Can You Identify These U.S. Presidents If We Give Them Fake Mustaches?
play.howstuffworks.com/quiz/can-you-identify-these-us-presidents-if-we-give-them-fake-mustaches
There's a reason the greatest masters of disguise used fake mustaches to hide their identity. Now, we've taken their craft and applied it to these U.S. presidents. Will you know who they are?
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.
How Embalming Works
science.howstuffworks.com/science-vs-myth/afterlife/embalming.htm
You may know that the ancient Egyptians used embalming in mummification. But they weren't the first to embalm their dead, nor were they the last. In fact, it's still being done today.
How the FDA Works
people.howstuffworks.com/fda.htm
How does the FDA keep us safe? Learn how the Food and Drug Administration works and explore some of the agency's successes and criticisms.
5 Events in Hispanic History You Never Learned in School
history.howstuffworks.com/historical-events/hispanic-history.htm
Hispanics have contributed to American history since Spanish explorer Christopher Columbus stepped foot in the New World. Here are five events to know.
10 Strange American Traditions
people.howstuffworks.com/culture-traditions/national-traditions/10-strange-american-traditions.htm
Americans celebrate many traditions without even considering how strange the rest of world might consider them. What do you think are some of the weirdest?
Can You Ignore a Subpoena?
people.howstuffworks.com/can-ignore-subpoena.htm
The Select Committee investigating Jan. 6 just subpoenaed former president Donald Trump. What happens if he ignores the subpoena?
Old Railroads
history.howstuffworks.com/american-history/old-railroads.htm
The age of old railroads saw the birth of the first railroad lines and mass transportation on rail. Read more about old railroads in America.
How Police Academies Work
people.howstuffworks.com/police-academy.htm
Police academies turn average people into crime fighters. Want to become an officer? Learn what training police academies require.