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What If There Were No Stars?
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Assuming we got to keep the sun, how bad would be for travelers to not have these little guiding lights? And what else might have changed in history without stars?
Shooting Star Meaning, Spirituality and Superstitions
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These days, we may take the stars for granted, but it's not hard to imagine the wonder early humans must have felt gazing up at those inexplicable points of light. Naturally, superstitions were bound to develop — some more fortuitous than others.
How the Sun Works
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The sun warms our planet every day, provides the light by which we see and is necessary for life on Earth. Learn about the sun.
How Stephen Hawking Worked
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He ventured to the abyss of black holes, wagered on the information paradox and floated around in zero gravity. Meet the man, the legend, the super scientist: Stephen Hawking.
Just How Many Galaxies Are in the Universe?
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Galaxies are large systems of stars, gas, dust and dark matter that orbits a center and is bound by gravity. Learn about the characteristics of galaxies.
Why Ice Usually Freezes Cloudy, Not Clear
Ice cubes usually look cloudy and opaque in the middle, despite the fact that water is clear. What's the deal?
How Hair Coloring Works
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Got a few grays? Just want a new look? Well, if you are like 75 percent of women, you're part of a billion dollar industry. Learn all about hair coloring and choosing the best color for you.
10 Mindblowing Discoveries of the Universe
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With the launch of the Kepler telescope and observatory in 2009, scientists’ knowledge of our universe has taken a quantum leap forward in a little more than five years. Orbiting our own planet, Kepler’s mission is a simple one: Search for habitable planets elsewhere in the universe. This orbiting telescope is so powerful that it […] The post 10 Mindblowing Discoveries of the Universe appeared first on Goliath.
How Time Travel Works
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Time travel is a concept that has existed in science-fiction for hundreds of years. Learn about time travel and find out how time travel will work.
How Sunglasses Work
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Whether you're hitting the surf or the slopes or just spending a day on the lake, sunglasses are a must-have accessory. Find out if the $10 sunglasses are as good as the high-cost ones.