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10 Physical Human Traits That Evolution Has Made Obsolete
In Charles Darwin's book On the Origin of Species, he referred to a number of "vestiges" in human anatomy that he posited are remnants left over from the course of our species' development over time. Darwin suggested that these vestigial organs are evidence of evolution and represent functions that were once necessary for our survival, but [...] The post 10 Physical Human Traits That Evolution Has Made Obsolete appeared first on Goliath.
Thought Experiment: What If We Stopped Walking Upright?
Humans have only been bipedal for a sliver of history. What if we returned our spines to their original position and quit walking upright? What would that world be like?
7 Types of Animals That Make Our Planet Cool to Live On
animals.howstuffworks.com/animal-facts/types-of-animals.htm
The animal kingdom is home to millions of species that crawl, swim, fly, and gallop across Earth. From deep-sea dwellers to backyard birds, different types of animals help us understand evolution, ecosystems, and our place among other living things.
A Redback Spider Bite Won't Kill You (if You Get Antivenom in Time)
animals.howstuffworks.com/arachnids/redback-spider.htm
The redback spider (Latrodectus hasselti) is one of Australia's most iconic arachnids. It's a member of the widow spider family, closely related to the black widow spider. They're famous for their distinctive red markings and potent venom.
Why Do We Yawn?
science.howstuffworks.com/life/inside-the-mind/human-brain/question572.htm
What makes us yawn and why does it seem to be contagious? Find the answers to these questions and more about yawning at HowStuffWorks.
Amphibians vs. Reptiles: Do You Know the Actual Difference?
animals.howstuffworks.com/wild-animals/amphibians-vs-reptiles.htm
Let's dig into the key traits, differences and surprising similarities of these cold-blooded creatures.
How Did Snakes Lose Their Legs?
animals.howstuffworks.com/snakes/snakes-lose-legs.htm
HowStuffWorks finds out why snakes have no legs and feet.
The Ghost Shark Thrives in Oceans More Than 2,000 Feet Deep
animals.howstuffworks.com/fish/ghost-shark.htm
Forget the bloodthirsty predators of summer blockbusters; the ghost shark is a real and seriously mysterious. You sure won’t find them lurking off a sunny beach.
How Mogwai and Gremlins Work
entertainment.howstuffworks.com/mogwai-gremlins.htm
To a child of the 80s, a mogwai is the ideal pet. But woe to those pet owners who wound up with a gremlin. Learn how mogwai and gremlins work.
Ceratosaurus: The Horned Lizard of the Jurassic Period
animals.howstuffworks.com/dinosaurs/ceratosaurus.htm
Hey there, dinosaur enthusiasts! Let’s dive into the world of Ceratosaurus, a predator of the Jurassic period.