This Is What Would Happen To Earth If Humans Went Extinct
If you're a normal human being, you've no doubt thought about the end of the world from time to time -- or, more specifically, the end of the human race.
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Animals That Were Never Supposed To Be In The US
Some species have integrated into local environments but others cause havoc. Here are some animals that were never supposed to be in the U.S.
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This Is How Long It Would Take To Drive To Space
What if you could drive all the way to space? Of course, the very concept is impossible on multiple levels: roads don't go straight up, for example.
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Here's Why This Town Forbids The Burials Of Bodies
As strange as it might sound, there are laws around the world prohibiting people from dying or being buried in certain places.
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What Happens To Your Body If You're Swallowed By A Whale
It's easy to think a whale can eat a person as they are some of the largest creatures in the world and serve a vital link in the ecosystem.
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This Is What Happens Inside The Brain When You're Knocked Out
As anyone can say who has played a contact sport, been in an accident, or just happened to take a bad spill, being knocked unconscious is a scary thing.
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How The St. Louis Arch Was Built
St. Louis, Missouri may be the only city in the United States whose skyline is dominated by a 630-foot-tall piece of art. Specifically, the Gateway Arch.
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The Truth About Why These Body Parts Never Seem To Stop Growing
Another "fact" about your body that is simply not true is the idea that your ears and nose keep growing throughout your entire life, even into old age.
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The Truth About The Asteroid Named After Aretha Franklin
The space rock's formal designation as an asteroid came in February 2010, and it was officially named after the "Queen of Soul," Aretha Franklin, in 2014.
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The Truth About The World's Fifth Official Ocean
If you'd asked National Geographic a week ago how many oceans there are, they would have told you "four." Now, that's changed. Introducing the Southern Ocean:
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The Worst Invasive Species Disasters In History
Once an invasive species settles into its new environs, the results can be catastrophic to plants, animal life, agriculture, and to people.
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Things Science Got Wrong About The Dinosaurs
When you're working with fossils that are millions of years old, you're bound to be wrong a few times. Here are things science got wrong about the dinosaurs.
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This Is How Long Human Blood Vessels Really Are
The human body is a wonder to behold, and this is particularly true of what is inside of them - particularly the surprisingly lengthy circulatory system.
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Myths About Alternative Energy You Can Stop Believing
Maybe in the future, myths people believe today about alternative energy will seem funny. But why wait? Here are some myths you can stop believing right now.
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These Are The Long-Term Effects Of Being Knocked Out
If someone is unconscious for more than a minute, there's a good chance they've suffered a severe traumatic brain injury, otherwise known as a concussion.
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Here's What Really Happens To Your Body If You Live To 150
Just because you can do something doesn't necessarily mean that you should, and when it comes to living to 150, you probably don't actually want to.
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How This Man Earns A Salary From Apple Despite Doing Zero Work
It might seem insane that one Silicon Valley titan would brag about his $50 a week paycheck that comes from one of the wealthiest companies in the US.
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The Major Difference Between Male And Female Mosquitoes
Mosquitoes are one of the deadliest animals on the planet. They spread everything from malaria and dengue to yellow fever and the West Nile and Zika viruses.
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Strange Animals You Had No Idea Existed
Here are some of the weirdest-looking, strangest-acting, coolest animals that most people have no idea they share this big, wide, wonderful world with.
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The Surprising Thing These Four Planets Have In Common
For thousands of years, humans had only a vague understanding of planets in the solar system, but now we know much more — including a quirk these planets share.
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Here's Why You Shouldn't Swallow Your Own Blood
Swallowing too much of your own blood can bother the stomach -- it might induce vomiting. Instead of making the situation better, this can worsen the bleeding.
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The Truth About The Rarest Blood Type In The World
There are four main blood groups — A, B, O, and AB — plus Rh factors that determine blood type. Yours is likely one of the most common — unless it's this one.
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This Is What Happens To A Star Swallowed By A Black Hole
You've no doubt heard about black holes — they're the "stars" (so to speak) of modern astrophysics, and have confused even the sharpest minds of our time.
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The Unnecessary Organ 10% Of Human Beings Have
Thanks to modern medicine, there are countless body parts we can get usually get along just fine without — but 10% of folks are born with this bonus organ:
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The Truth About 'Fata Morgana,' Oceanic Mirages
Oceanic mirages -- "fata morgana," named after the enchantress from Arthurian legend, Morgan le Fay -- are kind of like nature's version of optical sabotage.
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The Stunning Number Of Years Charles Osborne Spent Hiccuping
Having hiccups can be annoying but, for most, the condition can go away as easily as it came — but not for Charles Osborne, who lived with them for decades.
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The Truth About Turkmenistan's 'Gates Of Hell'
The "Gates of Hell," sometimes called "Gate to Hell," "Door to Hell" — you get the idea — is a one-of-a-kind landmark pockmarking the face of Mother Earth.
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