Earth Science





No more Oil

In approximately a hundred years or so the diminishing reserves of fossil fuel will have reached a critical level. There will still be billions of gallons of crude fuel locked deep underground in shale throughout the world. The easy stuff…
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Igneous Rocks Pumice

When people think of rocks, they think of something hard and heavy: we even say that something that doesn’t float “sinks like a rock.” That’s usually true, but there is one fascinating rock type that simply doesn’t follow the rules:…
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