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Neanderthal vs. Homo Sapien: Separate Species With Different Fates
science.howstuffworks.com/life/evolution/neanderthal-vs-homo-sapien.htm
Neanderthals (Homo neanderthalensis) and humans (Homo sapiens) are two distinct species within the genus Homo. Neanderthals lived in Eurasia until about 40,000 years ago, alongside ancient humans.
How the Orion CEV Will Work
science.howstuffworks.com/cev.htm
NASA needs a vehicle capable of carrying crew and payloads to Earth orbit, the moon and Mars. Learn about the basics of the new crew exploration vehicle.
Three Famous Hypotheses and How They Were Tested
science.howstuffworks.com/innovation/scientific-experiments/hypothesis.htm
From Isaac Newton to Ivan Pavlov, scientists have developed and tested hypotheses through carefully crafted experiments for centuries. Here are three groundbreaking hypotheses and the predictions they tested.
What is the angel hair phenomenon?
science.howstuffworks.com/science-vs-myth/unexplained-phenomena/angel-hair-phenomenon.htm
The "angel hair phenomenon" sounds like a best-selling pasta dish from your local Italian restaurant. Or maybe we're just hungry. But if this phenomenon isn't related to tasty cuisine, what's it all about -- and are angels actually involved?
How the Gemini Spacecraft Worked
science.howstuffworks.com/gemini-spacecraft.htm
The Gemini spacecraft took 20 astronauts to space and back. Find out how the Gemini spacecraft took NASA one step closer to landing on the moon.
How Sand Dunes Work
science.howstuffworks.com/environmental/earth/geology/sand-dune.htm
Sand dunes are more intriguing than you might think. For one, some sand dunes sing. What other interesting facts can you learn about sand dunes?
What Is Force? Learn About 4 Fundamental Forces of Nature
science.howstuffworks.com/environmental/earth/geophysics/fundamental-forces-of-nature.htm
Four fundamental forces of nature are behind all that we do, from falling down to orbiting the sun. Learn about the four fundamental forces of nature.
How Mirrors Work
science.howstuffworks.com/innovation/everyday-innovations/mirror.htm
Mirrors are explained in this article from HowStuffWorks. Learn about mirrors.
How Solar Eclipses Work
science.howstuffworks.com/solar-eclipse.htm
Solar eclipses are rare and amazing phenomena. Learn about what happens in a solar eclipse and how to observe one safely.
April's Pink Moon Is Pretty, But Not Really Pink
science.howstuffworks.com/pink-moon.htm
April's pink moon isn't called pink because our beloved bright white moon suddenly takes on a rosy hue. So, why is it called the "pink moon"?