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  • 02:21 An incredible 3D map of a mouse retina

    An incredible 3D map of a mouse retina

    182 views / 1 likes - added

    Researchers created an amazing 3D map of a retina with imaging from the back of a mouse’s eye. Scientists crowdsourced the eye map with the help of online gamers. The resulting "museum" shows the features that process visuals are more complex than we’ve e

  • 03:24 What Happens When You Stare At The Sun

    What Happens When You Stare At The Sun

    122 views / 0 likes - added

    We all know the harmful effects of the sun touching our skin, so we ready ourselves with sunscreen to block the rays. But what about our eyes? What would happen if we happened to stare directly at the sun?  Tech Insider tells you all you need to know abou

  • 04:23 A Curable Condition That Causes Blindness - Andrew Bastawrous

    A Curable Condition That Causes Blindness - Andrew Bastawrous

    195 views / 0 likes - added

    View full lesson: http://ed.ted.com/lessons/a-curable-condition-that-causes-blindness-andrew-bastawrous An estimated 20 million cases of blindness worldwide are caused by cataracts, a curable condition affecting the lens that focuses images onto the eye’s

  • 03:59 Light Pollution Is More Dangerous Than You Think!

    Light Pollution Is More Dangerous Than You Think!

    281 views / 1 likes - added

    Light pollution in cities can make it hard for us to see the stars, but can it also kill baby sea turtles? How dangerous is light pollution? This Is What Pollution Does To Your Body - https://youtu.be/_k22ejJ_fvc Sign Up For The Seeker Newsletter Here - h

  • 03:59 Why Do We 'See Stars'?

    Why Do We 'See Stars'?

    301 views / 0 likes - added

    When you bash your head and “see stars,” what’s going on? Why does your brain pick this moment to give you a laser light show? Josh explains the phenomenon of seeing stars in this Brainstuff video. Learn more at HowStuffWorks.com Share on Facebook: https:

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  • 02:23 Why Do My Eyes Glow Red In Photos?

    Why Do My Eyes Glow Red In Photos?

    338 views / 0 likes - added

    You know how sometimes your eyes glow bright red in photos, making you look like a scary demon and ruining a priceless family memory? Well, there's a pretty cool reason it happens and ways to stop it! Learn about both in today's QQ! Hosted by: Michael Ara

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  • 03:58 How Much Does a Thought Weigh?

    How Much Does a Thought Weigh?

    341 views / 3 likes - added

    How Much Does a Thought Weigh? a.) As much as an electron b.) As much as a water molecule c.) As much as a mosquito Subscribe on YouTube: https://www.youtube.com/WhatThePhysics?sub_confirmation=1 ↓Want more info?↓ SCIENTIFIC NOTES: * The relationship betw

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  • 09:39 Vision: Crash Course A&P #18

    Vision: Crash Course A&P #18

    449 views / 0 likes - added

    Next stop in our tour of your sensory systems? VISION. With a little help from an optical illusion, we take a look inside your eyes to try to figure out how your sense of vision works -- and how it can be tricked. *** Table of Contents The Structure of th

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  • 05:28 How The Human Eye Evolved To Be So Complex

    How The Human Eye Evolved To Be So Complex

    314 views / 0 likes - added

    Eyes are so complex that some say natural selection couldn’t possibly be how they formed. So, how did eyes evolve? These Eye Floaters Live Inside You! ►►►► http://bit.ly/1YrEaWQ Get Awesome DNews Science Shirts! ►►►► http://bit.ly/1V4BFUR Sign Up For The

  • 06:16 Why Nature Loves Hexagons (featuring Infinite Series!)

    Why Nature Loves Hexagons (featuring Infinite Series!)

    270 views / 0 likes - added

    Follow me to Infinite Series for 4-Dimensional Bees! https://youtu.be/X8jOxEGVyPo Don’t miss our next video! SUBSCRIBE! ►► http://bit.ly/iotbs_sub ↓↓↓ More info and sources below ↓↓↓ From spirals to spots to fractals, nature is full of interesting pattern

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  • 02:20 What Are Eye Boogers?

    What Are Eye Boogers?

    339 views / 0 likes - added

    The gunk builds up at the inner corners of our eyes is residue of the stuff the coats and protects our eyeballs all the time. Learn what it’s made of and why it turns to sand overnight. Learn more at HowStuffWorks.com: http://health.howstuffworks.com/huma

  • 04:00 How Sunglasses Work - Are They Damaging Your Eyes?

    How Sunglasses Work - Are They Damaging Your Eyes?

    228 views / 0 likes - added

    How do sunglasses actually work? How can some types cause damage to your eyes? And why do astronauts wear glasses made of gold? Kate explains all. Subscribe for regular science videos: http://bit.ly/RiSubscRibe Too much light can be a bad thing, and our b


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