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How Artificial Vision Will Work

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There was once no cure for blindness, but artificial vision systems implanted directly on the retina may restore sight. Is a silicon microchip the answer to combating retinal disease?

Brain Pictures

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What does your brain really look like? See the different ways we can view the human brain and learn interesting facts with these brain pictures.

U.S. Public Schools Are Suspending Millions of Students, With Little Reward

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School suspensions have increased dramatically since 2000. Learn how being suspended affects students' future success at HowStuffWorks Now.

Pluto: Is It a Planet After All?

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Back in 2006, the International Astronomical Union decided to demote Pluto to the status of a dwarf planet. A historical study challenges that designation.

Andropause: Dealing With Male Menopause

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Male menopause is known as andropause. Learn about dealing with male menopause or andropause at Discovery Health.

How Ramjets Work

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Imagine whipping through the sky at thousands of miles per hour. This special type of jet engine can do exactly that.

10 Black Scientists You Should Know

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You might have heard of George Washington Carver and Neil deGrasse Tyson. But what about Patricia Bath? Or Percy Julian? Meet 10 African American scientists who have made the world a better place for everyone.

What makes a killer?

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A killer is someone who finds it easy to take the life of someone else. Find out what makes a killer in this article from HowStuffWorks.

How Black Holes Work

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A black hole occurs when a massive star dies -- its enormous mass implodes and becomes so heavy that it bends space. So how do astronomers detect something that they can't see?

Planet Mercury: Fast, Pockmarked and Shrinking

science.howstuffworks.com/46004-mercury-explained.htm

Mercury is the closest planet to the sun, and it's the smallest in the solar system. So why does it have longer days than we have on Earth?

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