Hydrothermal vents at the sea floor offer clues to the origins of life on earth, and beyond.
Before life on earth, what was there?
To be alive is to ponder that question and, perhaps...
READ MOREArmed with GPS-enabled iPads and infrared surface temperature thermometers, students in an urban high school in Pennsylvania fan out on their school property to take temperature readings of grass...
READ MOREThe Earth’s climate has changed throughout history. Most of these changes are attributed to very small variations in Earth’s orbit that change the amount of solar energy our planet receives. Yet,...
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