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What Came First, the Chicken or the Egg?
science.howstuffworks.com/life/genetic/question85.htm
It's a chicken-or-egg situation: What came first? Perplexed people need wonder no longer, as we've sussed out the answer to this ancient riddle.
Can You Pass a Basic Anatomy Test?
play.howstuffworks.com/quiz/can-you-pass-a-basic-anatomy-test
Do you think that you have what it takes to dissect this basic anatomy test? If so, put aside your specimens and scalpel and see if you can learn a thing or two.
Can weight loss increase fertility?
Can weight loss increase fertility? Obesity is a risk factor for infertility. See what you need to know about weight loss and fertility.
Can You Have a Baby on Mars?
science.howstuffworks.com/can-you-have-baby-on-mars.htm
Elton's always maintained that Mars ain't the kind of place to raise your kids. Is he right?
The Ancient Mayfly Briefly Lives Only to Reproduce and DieÂ
animals.howstuffworks.com/insects/mayfly.htm
Mayflies have the shortest adult life span of any animal, but swarms of them can still be seen on weather radar.
Is all of today's wheat technically artificial?
recipes.howstuffworks.com/wheat-artificial.htm
Wheat takes the heat for gut problems, painful joints - even cancer. Is it because today's wheat is artificially produced? Find out at HowStuffWorks.
Are Dinosaurs Real? What We Know About the Extinct Creatures
science.howstuffworks.com/environmental/earth/geology/dinosaur.htm
Are dinosaurs real? Most people don't have to travel too far to answer that question in the affirmative with some kind of exhibit displaying dinosaur fossils. Or simply look at any bird you can see outside your home.
Chimerism: You Can Be Your Own Twin
science.howstuffworks.com/life/genetic/chimerism-be-own-twin.htm
Tetragametic chimerism occurs when a single organism has two genetically distinct types of DNA.
You Can Get Pregnant When You're Already Pregnant
Is it possible for a woman to get pregnant when she's already pregnant? HowStuffWorks looks at superfetation.
Centrioles: You Can't Divide Cells Without Them
science.howstuffworks.com/life/cellular-microscopic/centriole.htm
Centrioles are spindles that create the pathways for chromosomes to follow during cell division.