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How Solar Sail Technology Works
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What is a solar sail? How can you use sunlight to move a spacecraft in outer space? In this article, HowStuffWorks will show you how solar sail technology works, take an in-depth look at the Cosmos-1 mission and find out what solar-sails mean for future space travel.
Researchers Find First (Potential) Planet Outside the Milky Way
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Using the Chandra X-ray Observatory, a team of scientists discovered what could very well be the first exoplanet outside the Milky Way. It's massive and might even orbit a black hole.
How Maps Work
science.howstuffworks.com/environmental/earth/geophysics/map.htm
A map is a type of language, a graphic way of representing information, whether it's to show population density or tell you how to get from Point A to Point B. Here's how they're made.
Space Architects Will Help Us Live and Work Among the Stars
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If our living space is to become outer space, we have a lot of challenges to address. And our first line of defense will be space architects.
Is there really a face on Mars?
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The face on Mars stunned observers in the 1970s. Learn if this formation is the colossus of a human face or simply an interesting rock formation.
How Geysers Work
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Geysers are explained in this article. Learn about geysers.
Can You Identify these Australian Animals From a Description?
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Australia is home to some of the most unusual and unique animals on the planet. Are you familiar with some of the animals that can only be found Down Under? Find out by taking this quiz.
How to Volunteer for the U.S. Geological Survey
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The U.S. Geological Survey offers opportunities to volunteers interested in natural science. Read about volunteer ideas through the U.S. Geological Survey.
What's the Difference Between a Nautical Mile and a Mile?
science.howstuffworks.com/innovation/science-questions/question79.htm
What is a nautical mile, and how does it differ from a normal mile and a kilometer?
Scientists Working on Converting Human Waste Into Food for Astronauts
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HowStuffWorks looks at a study on how human waste can become food - particularly important for astronauts in space.