How Do You Make Things Glow In The Dark?
Glow-in-the-dark toys are fascinating to both kids and adults, but what actually makes them glow? Here's the science behind glow-in-the-dark objects.
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What Is That Stuff We Dump On Wildfires From Airplanes??
During wildfire season in the American West (which is coming earlier every year, via USDA), you might see airplanes dumping a powdery red substance.
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How The Coldest City In The World Survives
There's always that one who, in the middle of a snowstorm, will grin and ask, "Cold enough for you?" Probably not a frequent question in Yakutsk, Siberia.
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Crows Are More Intelligent Than You Think
Lots of people are impressed by what they perceive to be a pet's mental agility. Research is demonstrating the undeniable intelligence of some birds: corvids.
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This Is Why Dogs Turn In Circles Before Lying Down
For fans of dogs, it's a pretty adorable canine behavior: circling, sometimes repeatedly, before curling up to sleep. The question then arises: Why?
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What Is Quicksand And Where Does It Come From?
It's not unusual for Hollywood to stretch the truth, even the science, for the sake of dramatic effect, including the laws of nature as they apply to quicksand.
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The Scientific Reason Your Nose Runs When Eating Spicy Food
Some people's knuckles crack. Others have knees that sound like popcorn. But what possible correlation is there between food spices and a runny nose?
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The Truth About Jeff Bezos' 10,000 Year Clock
For most of us, gone are the days of remembering to wind our watches every morning, or the alarm clock. Jeff Bezos' clock puts all that to shame anyway.
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This Is How An Etch A Sketch Works
It's one of those toys from before video games: the Etch A Sketch, creating images by twiddling two knobs. Anybody who's seen one wonders: How does it work?
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How Tony Robbins Almost Died By Eating Fish
While eating seafood can be healthy, consumption of fish can have its risks, too, a point motivator and self-help guru Tony Robbins found out the hard way.
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What Makes Holes In Swiss Cheese?
The universe of cheese is vast indeed, with so many variations in taste, texture, and appearance. Speaking of which: Why does Swiss sport holes?
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The Reason Hot Water Can Sometimes Feel Cold
You might not spend any time thinking about it, but all day long, your body is sending all sorts of signals to your brain that describe the world around you.
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Can You Really Catch A Cold Just By Being Cold?
"Catching a cold" has become an expression as endemic as the cold itself, but does cold weather actually lead to catching cold viruses? Here's what we know.
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Are Moths Really Drawn To Flames?
Moths are often said to gravitate toward flames by virtue of a self-destructive instinct. Here's whether moths are actually drawn to flames.
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The Biggest Hammerhead Shark Head Shape Theories Explained
It's one thing to just look at some sea creatures -- a squid, an octopus -- and be thrilled and amazed. But the hammerhead shark? You just have to ask, "Why?"
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What Does It Mean When Your Device Says It's December 31, 1969?
Today's world is heavily reliant on various devices, from tablets to laptops to phones. It's disturbing when they relate false information, like the date.
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This Is The Biggest Tiger Shark Ever Caught On Camera
Tiger sharks have a reputation for being dangerous or aggressive. Despite this, marine biologist Kori Garza finds them "serene," including the largest specimen.
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Can You Communicate With A Severed Head?
Studies show signs of brief brain activity after decapitation.
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The Real Reason A Paper Cut Hurts So Much
Humans have evolved to be hearty creatures able to withstand a myriad of injuries, adverse weather, and a varied diet. But, the paper cut still really hurts.
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This Is What Really Causes Red Tides
A red tide sounds like the kind of thing that would happen in a movie to indicate the end of the world, but they're actually a natural occurrence.
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Is This Australian Region The Oldest Place On Earth?
Australia's Pilbara region is unique and breathtaking. It might even be the oldest place on earth.
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What Exactly Is Astrobiology?
Could there be alien species that are bi-symmetrical, bipedal, sensory-headed humanoids like us? That's just one question explored by astrobiology.
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Who Invented Astronaut Ice Cream?
Like all foods designed for consumption in Outer Space, astronaut ice cream is a bit of an anomaly to most peoiple. Here's who invented astronaut ice cream.
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The Controversial Truth About Henrietta Lacks
The story of Henrietta Lacks is controversial and filled with twists and turns, ethical dilemmas, and all kinds of tough questions.
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The Truth About The 'Mother' Of The Hubble Telescope
Unless you're a true space nerd, there's a good chance you've never even heard of Nancy Grace Roman -- the "Mother" of the Hubble telescope.
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The Weakest Dog Breed In The World
We mean weak in terms of being low-key, requiring little or no exercise, maybe even docile. This is the weakest dog breed in the world.
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The Scientific Reason Some Jewelry Turns Your Skin Green
Next time your finger changes colors from a ring you're wearing, no need to worry! It's not some rare disease that requires amputation.
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