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How X-rays Work
science.howstuffworks.com/x-ray.htm
X-ray machines seem to do the impossible: They see straight through clothing, flesh and even metal, thanks to some very cool scientific principles at work. Find out how X-ray machines see straight to your bones.
Earth: A Primer on the Third Rock From the Sun
science.howstuffworks.com/earth.htm
Earth is an enormous and extremely complex planet. Learn about the inner workings of the planet Earth and find out what forces are constantly at work on Earth.
Recovered 'Lost Squadron' Plane Leads to New Mystery
science.howstuffworks.com/crew-finds-lost-squadron-plane-under-greenlands-ice.htm
The search team used a radar-equipped drone to locate a P-38 from the so-called "Lost Squadron" that crash-landed in Greenland in 1942. But the story doesn't end there.
How the Dyson Bladeless Fan Works
electronics.howstuffworks.com/gadgets/home/dyson-bladeless-fan.htm
The Dyson Air Multiplier works like a fan, but it has no blades. Can it be as effective as a traditional fan? What's so different about it?
What is string theory?
science.howstuffworks.com/science-vs-myth/everyday-myths/string-theory.htm
String theory tries to bring relativity and quantum physics into one general theory of everything. Learn about string theory in this article.
Is Africa Splitting in Two? Really? Here's the Scoop
science.howstuffworks.com/environmental/earth/geology/africa-splitting.htm
The notion of Africa splitting has the attention scientists and geologists worldwide, as the Great Rift Valley stretches and tears at the Earth's crust.
Freeway vs. Highway: Can You Tell the Difference?
auto.howstuffworks.com/tech-transport/freeway-vs-highway.htm
Highways and freeways can both be designed with multiple lanes, entrance and exit ramps and limited traffic control to reduce congestion and improve driver safety. However, some small highway vs. freeway distinctions place them in separate categories.
Why We Say 'Break a Leg' Instead of 'Good Luck'
people.howstuffworks.com/break-a-leg.htm
Have you ever been about to perform, only to have someone tell you to break a leg? That might sound strange — or even a bit harsh. After all, who wants a debilitating injury right before stepping on stage?
A Horrifying Russian Lathe Accident Highlights Vital Safety Protocols
science.howstuffworks.com/russian-lathe-accident.htm
The Russian lathe accident remains a chilling reminder of the potential dangers associated with industrial machinery.
Ox vs. Cow: Different Uses for the Same Species
animals.howstuffworks.com/mammals/ox-vs-cow.htm
If you've ever driven past a farm and wondered about ox vs. cow differences, you're tapping into a classic question in animal science.