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<h2 class="c-video__heading">Ask a Scientist: Eyes at Night</h2>
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<p>Dr. Cheri Wiggs explains what our eyes do while we sleep and why we can't see colors well in the dark.</p>
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<p>Dr. Cheri Wiggs talks about what happens to our eyes when we cry and what it means to be nearsighted or farsighted.</p>
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<h2 class="c-video__heading">Ask a Scientist: Sharks and Barks</h2>
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<p>Dr. James Raber answers whether fish have eyelids and if animals get blurry vision.</p>
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<h2 class="c-video__heading">Ask a Scientist: All Eyes on Animals</h2>
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<p>Dr. James Raber answers questions like why all animal eyes don’t look the same and if dogs see the same way humans do.</p>
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<h2 class="c-video__heading">Ask a Scientist: Underwater Eyes</h2>
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<p>Dr. Michael Steinmetz explains why salt water stings our eyes, why it does not sting whales' eyes, and whether opening our eyes in a pool is harmful.</p>
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<p>This video features Dr. Rachel Bishop explains the concept of "perfect vision," how glasses work, and how we can tell if we need glasses.</p>
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<p>Dr. Emily Chew sheds light on common eye-related myths to tell us fact vs. fiction.</p>
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<h2 class="c-video__heading">Ask a Scientist: Why Did You Become a Scientist?</h2>
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<p>This video features Dr. Pat Becerra discussing why she became a scientist and encourages girls who are interested in science to pursue this interest. Created on April 30, 2013.</p>
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<p>This video features Dr. Matt McMahon describing optical illusions and how they play tricks on our eyes. Created on April 30, 2013.</p>
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<p>This video features Dr. Sheldon Miller answering children's questions on colorblindness, whether it can be treated, and how people become color blind. Created on April 30, 2013.</p>
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<p>This video features Dr. Chris Thomas answering children's questions about how you can become a scientist and the variety of jobs they do. Created on April 30, 2013.</p>
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<h2>Did You Know?</h2>
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<p>An eagle’s eyesight is about five times sharper than a human’s. That means what you see clearly from five feet away, an eagle can see clearly from 25 feet away.</p>
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<p class="views-element-container c-last-updated" id="block-views-block-nei-last-updated-block-1"><strong>Last updated:</strong> June 10, 2022</p>
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