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Learn the Facts Behind One of the Most Deadly Viruses of Our Time.

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Learn the Facts Behind One of the Most Deadly Viruses of Our Time.

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What we know (and don't know) about Ebola - Alex Gendler

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The highly virulent Ebola virus has seen a few major outbreaks since it first appeared in 1976 -- with the worst epidemic occurring in 2014. How does the virus spread, and what exactly does it do to the body? Alex Gendler details what Ebola is and why it's so hard to study.

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Rosalind Franklin: DNA's unsung hero - Cláudio L. Guerra

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The discovery of the structure of DNA was one of the most important scientific achievements in human history. The now-famous double helix is almost synonymous with Watson and Crick, two of the scientists who won the Nobel prize for figuring it out. But there's another name you may not know: Rosalind Franklin.

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The immortal cells of Henrietta Lacks - Robin Bulleri

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Imagine something small enough to float on a particle of dust that holds the keys to understanding cancer, virology, and genetics. Luckily for us, such a thing exists in the form of trillions upon trillions of human, lab-grown cells called HeLa. But where did we get these cells?

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Let's Begin...

You may have heard the expression that dogs 'see with their noses.' But these creature's amazing nasal architecture actually reveals a whole world beyond what we can see. Alexandra Horowitz illustrates how the dog's nose can smell the past, the future and even things that can't be seen at all.

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How do dogs "see" with their noses? - Alexandra Horowitz

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You may have heard the expression that dogs 'see with their noses.' But these creature's amazing nasal architecture actually reveals a whole world beyond what we can see. Alexandra Horowitz illustrates how the dog's nose can smell the past, the future and even things that can't be seen at all.

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One of the Greatest Mysteries in Medicine

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One of the Greatest Mysteries in Medicine

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The power of the placebo effect - Emma Bryce

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The placebo effect is an unexplained phenomenon wherein drugs, treatments, and therapies that aren't supposed to have an effect - and are often fake - miraculously make people feel better. What's going on? Emma Bryce dives into the mystery of placebos' bizarre benefits.

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Interested in Cloning Yourself? Start Here.

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Interested in Cloning Yourself? Start Here.

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Your body is made of cells -- but how does a single cell know to become part of your nose, instead of your toes? The answer is in your body's instruction book: DNA. Joe Hanson compares DNA to a detailed manual for building a person out of cells -- with 46 chapters (chromosomes) and hundreds of thousands of pages covering every part of you.

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Your Brain is More Amazing Than You Know.

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Your Brain is More Amazing Than You Know.

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Could your brain repair itself? - Ralitsa Petrova

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Imagine the brain could reboot, updating its damaged cells with new, improved units. That may sound like science fiction - but it's a potential reality scientists are investigating right now. Ralitsa Petrova details the science behind neurogenesis and explains how we might harness it to reverse diseases like Alzheimer's and Parkinson's.

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One of the First Pandemics and How Humanity Defeated it.

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One of the First Pandemics and How Humanity Defeated it.

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How we conquered the deadly smallpox virus - Simona Zompi

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For 10,000 years, humanity suffered from the scourge of smallpox. The virus killed almost a third of its victims within two weeks and left survivors horribly scarred. But Simona Zompi commends the brave souls - a Buddhist nun, a boy, a cow, a dairymaid and physician Edward Jenner - who first stopped the spread of this disastrous disease, to make us smallpox-free today.

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The Causes of Disease Weren't Always Obvious.

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The Causes of Disease Weren't Always Obvious.

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How a few scientists transformed the way we think about disease - Tien Nguyen

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For several centuries, people though diseases were caused by wandering clouds of poisonous vapor. We now know that this theory is pretty ridiculous, and that diseases are caused by specific bacteria. But how did we get to this new idea of germ theory?

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How Something So Small Nearly Ended Everything.

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How Something So Small Nearly Ended Everything.

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How a single-celled organism almost wiped out life on Earth - Anusuya Willis

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There's an organism that changed the world. It caused the first mass extinction in Earth's history ... and also paved the way for complex life. How? Anusuya Willis explains how cyanobacteria, simple organisms that don't even have nuclei or any other organelles, wrote a pivotal chapter in the story of life on Earth.