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What Is the Greenhouse Effect? Is It Inherently Bad?
science.howstuffworks.com/environmental/green-science/question746.htm
We'd be up a creek without Earth's atmosphere and the greenhouse effect it provides, but it turns out that an overactive greenhouse effect can result in a similarly devastating outcome.
How Aliens Work
science.howstuffworks.com/space/aliens-ufos/alien-physiology.htm
Alien life forms would probably differ from those on Earth but still adhere to certain principles. Learn about astrobiology and the search for alien life forms.
Is Virgo a Water Sign? Everything You Need to Know About Its Element
entertainment.howstuffworks.com/horoscopes-astrology/is-virgo-a-water-sign.htm
Is Virgo a water sign? Learn the truth about Virgo's elemental identity, its earth sign characteristics, and why it’s often confused with water signs.
How Space Junk Works
science.howstuffworks.com/space-junk.htm
Space junk is the debris orbiting Earth, left behind by satellites and space shuttles. Find out how much space junk is up there and space junk dangers.
Scientists Detected a Space Hurricane for the First Time. What's That?
science.howstuffworks.com/nature/climate-weather/atmospheric/space-hurricane.htm
In 2014, scientists observed a space hurricane for the first time; they reported their findings this year. But what's a space hurricane - and do we on Earth have to worry about with them?
How big does a meteor have to be to make it to the ground?
science.howstuffworks.com/question486.htm
How big is a shooting star? Do they land on earth or do they burn up? Learn how what tiny particles of space dust have to do with meteors.
10 Ways to Stop a Killer Asteroid
science.howstuffworks.com/10-ways-to-stop-asteroid.htm
Killer asteroids are all fun and games -- until they're headed for earth. Luckily, scientists have come up with 10 ways to stop a killer asteroid.
Aberration of Light
science.howstuffworks.com/dictionary/astronomy-terms/aberration-of-light-info.htm
Aberration of Light is a phenomenon in which a star or other celestial body, as viewed from the earth, appears to be slightly displaced from its true position. Learn more.
Two for Teegarden: Pint-sized Star System Discovered Right Next Door
science.howstuffworks.com/teegarden-star-system-discovered.htm
HowStuffWorks looks at the Teegarden star system, which has two Earth-sized exoplanets orbiting the ancient star right on our galactic doorstep.
5 Facts About Persephone, Queen of the Underworld
history.howstuffworks.com/history-vs-myth/persephone.htm
Persephone, the wife of Hades, lived one-third of the year in the Underworld with him and the other two-thirds of the year on Earth with her mother, Demeter. Pomegranate seed, anyone?