Search Results | scientific theory
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Are redheads going extinct?
science.howstuffworks.com/life/genetic/redhead-extinction.htm
Redhead extinction is the idea that the recessive gene that causes red hair will eventually die out. Read about the theories behind redhead extinction.
Ancient Babylonian Tablet May Show Early Trigonometry, But Some Experts Are Dubious
science.howstuffworks.com/math-concepts/babylon-tablet-plimpton-322-trigonometry.htm
A reinterpretation of an ancient Babylonian tablet shows that trigonometry might be 1,000 years older than thought. But there's some disagreement.
How Animal Imprinting Works
animals.howstuffworks.com/animal-facts/animal-imprinting.htm
Animal imprinting concerns how some species of animals learn during a short period immediately after birth. Learn more about animal imprinting.
More Proof Neanderthals Weren't Stupid: They Made Their Own String
science.howstuffworks.com/life/evolution/worlds-oldest-sample-string-was-made-by-neanderthals.htm
We make a big deal about modern humans being smarter than Neanderthals, but, really, are we?
How Socialism Works
money.howstuffworks.com/socialism.htm
Socialism is an economic system that promotes societal equality. Learn how socialism differs from forms of government like capitalism and communism.
Does a Parallel Universe Really Exist?
science.howstuffworks.com/science-vs-myth/everyday-myths/parallel-universe.htm
Remember that traffic accident you avoided the other day? In another universe, you died. Or at least you did according to the Many-Worlds theory.
How to Explain Survival of the Fittest
lifestyle.howstuffworks.com/family/activities/how-to-explain-survival-of-fittest.htm
Do you know how to explain survival of the fittest? Find out how to explain survival of the fittest in this article from HowStuffWorks.
What's Really Going on at the 'Tesla Tower'?
science.howstuffworks.com/engineering/civil/whats-really-going-on-at-tesla-tower.htm
There's a mysterious tower in Texas that strongly resembles Nikola Tesla's Wardenclyffe Tower. Its constructors say they're testing some new forms of electromagnetic waves. But is something else going on?
Did the Mayan civilization end because of climate change?
science.howstuffworks.com/environmental/green-science/climate-change-end-mayan-civilization.htm
Over the years, many theories have been advanced about why the once-mighty Mayan civilization fell. But a newer one is getting attention: Was it because of climate change?
UFOs and the Government
science.howstuffworks.com/space/aliens-ufos/ufo-government.htm
Project Sign was the first major government UFO investigation project. Read how Project Sign began and the history of UFOs and the U.S. government.