Climate & Weather
Atmospheric sciences help us understand and predict the weather. Learn about topics such as the seasons, why it snows, and how rainbows are formed. See more »
what's inside: earth science
Earth Science is a wide, scientific discipline covering all facets of how the earth works. Learn about weather, global warming, natural disasters and how the world's oceans function.
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Geology
Geology is the study of the composition and physical properties of rocks, minerals, gems and other related earth materials, including diamonds and crystals. Scientists gain an understanding of the Earth's history by studying its composition. See more »
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Geophysics
Geophysics is the study of the forces that shape the Earth from a global perspective. Learn about gravity, plate tectonics and other topics. See more »
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Green Science
Green Science is the application of eco-friendly thinking to scientific disciplines. Learn about global warming, pollution and other impacts on nature and the planet, plus what we can do to combat them. See more »
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Green Technology
Green technology is technology that produces clean energy, helps repair environmental damages or offers solutions to wasteful practices. Check out these great articles on green technology from HowStuffWorks. See more »
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Natural Disasters
Unpredictable forces of nature like tornados and hurricanes can have a devastating impacts on our societies and environment. Learn how natural disasters work and how science aims to better predict them. See more »
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Oceanography
Oceanography is the study of the oceans as ecological systems. In this section, learn about topics like currents, deep-sea research or how rogue waves work. See more »
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featured articles
Have we reached peak oil?
Oil is a nonrenewable resource. Have we found all the oil there is to find, or is there more out there somewhere? What's the best way to wean ourselves from our oil dependency?
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videos: earth science
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How Ocean Currents Work
You might never notice the relentless movement of the oceans unless their waters went eerily still. What forces drive the oceans every second of the day?
What if people wanted to use icebergs as a source of fresh water?
Seventy percent of the Earth's fresh water is in polar ice caps, the those caps calve icebergs all the time. So why can't we use those icebergs to provide fresh water that so many countries are in desperate need of?
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