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Multiple Sclerosis: Symptoms, Management & New Research

June 14, 2019 | Reference

Multiple Sclerosis (MS) is a potentially incapacitating disease that poses unpredictable challenges, but does not signal a shorter lifespan.
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The Big Bang Theory: How the Universe Began

June 12, 2019 | Reference

The Big Bang Theory describes the first fraction of a second of the universe's existence.
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What Are Rock Cairns?

June 10, 2019 | Reference

What are those random piles of rocks on the trail?
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What Is Cryptography?

June 06, 2019 | Reference

From ancient Greece to the age of quantum computers, cryptography continues to keep our secrets safe.
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Tigers: The Largest Cats in the World

June 04, 2019 | Reference

Tigers are the biggest cats in the world, but their populations are struggling. With only 3,200 left in the wild, there are now more living in captivity than in the wild.
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AIDS & HIV: Symptoms, Treatment and Prevention

May 31, 2019 | Reference

While AIDS remains incurable, patients are living much longer — even decades after infection — because of the development of medications to suppress the virus.
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Penicillin: Discovery, Benefits and Resistance

May 30, 2019 | Reference

Penicillin is was once hailed as a "miracle drug." However, some bacteria have become resistant to penicillin, making those infections difficult or even impossible to treat.
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Measles: Symptoms, Treatment and Vaccination

May 24, 2019 | Reference

Measles is making a comeback. Here's what you should know about one of the most contagious infectious diseases in the world.
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What Is Potential Energy?

May 23, 2019 | Reference

Potential energy is a core concept of any physics-based discussion, and one of the most influential variables in the formulas that describe our known universe.
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How Does Google Earth Work?

May 17, 2019 | Reference

Google Earth allows us to track our changing world. By providing powerful geomapping and tagging tools to everyone, anyone can explore and model the Earth like never before.
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