As the U.S. prepares to take on another bout of cold weather, the term "polar vortex" is getting thrown around. But what is ...
How can scientists estimate the pH level of Enceladus' subsurface ocean without landing on its surface? This is what a study ...
During the last ice age, the Atlantic Ocean's powerful current system remained active and continued to transport warm, salty ...
Researchers are uncovering how a poisonous chemical could have helped life emerge.
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