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The Smallest Animal in the World Weighs Less Than 1 Milligram
animals.howstuffworks.com/animal-facts/smallest-animal-in-the-world.htm
The natural world is home to some incredibly tiny creatures. From miniature mammals to tiny amphibians, many of the smallest animals in the world weigh less than a grape and are smaller than an average 5-year-old's hand.
Does a New Two-headed Shark Discovery Mean It's Time to Seriously Freak Out?
animals.howstuffworks.com/fish/sharks/two-headed-shark-embryo-fetus.htm
What could cause a shark to have two heads? Learn more about the dicephalic mutation in this HowStuffWorks Now article.
What Was the Strongest Earthquake Ever Recorded?
science.howstuffworks.com/nature/natural-disasters/strongest-earthquake.htm
Earthquakes are among the most powerful natural forces on Earth, often causing widespread devastation, triggering tsunamis and altering the landscape of a region. But how strong was the strongest earthquake of all time?
Female Dragonflies Fake Death to Avoid Unwanted Male Advances
animals.howstuffworks.com/insects/female-dragonflies-fake-death-avoid-sex.htm
How does the female moorland hawker dragonfly ward off unwanted mating advances? Learn about dragonflies playing dead in this HowStuffWorks article.
Is the brain hardwired for religion?
science.howstuffworks.com/life/inside-the-mind/human-brain/brain-religion.htm
Is the brain hardwired for religion? Proponents of neurotheology think it may be. Learn how science is figuring out if the brain is hardwired for religion.
Did dinosaurs have feathers?
science.howstuffworks.com/environmental/earth/geology/dinosaur-feather.htm
Did dinosaurs have feathers? Some evidence found on fossils suggest that at least some kinds did. Find out did dinosaurs have feathers?
Why Does Having Too Many Options Make It Harder to Choose?
science.howstuffworks.com/life/inside-the-mind/human-brain/choose-options.htm
To choose between options in the decision-making progress can be overwhelming. See why it is hard to choose options when there are many choices.
Eugenics Overshadows the Legacy of Scientific Genius Francis Galton
science.howstuffworks.com/innovation/big-thinkers/francis-galton.htm
Francis Galton did pioneering work in meteorology, psychology, statistics and biometrics. But today he is mainly remembered for promoting eugenics.
Causes of Insomnia
health.howstuffworks.com/mental-health/sleep/disorders/causes-of-insomnia.htm
The causes of insomnia are as numerous as the forms it takes. Learn how to combat insomnia arising from medical conditions, jet lag and other causes.
Why Is Yawning Contagious?
science.howstuffworks.com/life/inside-the-mind/human-brain/contagious-yawn.htm
Contagious yawning is associated with the same parts of the brain that deal with empathy, according to a recent study. Learn about contagious yawning.