Buried under an ice cap, the water is so deep scientists couldn't probe to the bottom.
New Horizons spacecraft reveals the dwarf planet is slightly larger, has polar ice cap, and more
Because finding lava bubbling up under your house is not a fun surprise
This has been a sensationally hot summer for America, with records breaking daily. But Greenland seems to have just claimed...
Sea levels will rise less than predicted; but the health problems caused by global warming will be worse
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