A billion years ago, this green seaweed likely produced oxygen and provided shelter for other organisms.
Antarctica saw two record-high temperatures set between Feb. 6 and Feb.9, and that took a huge toll on the continent's ice, as seen in NASA images.
The world's richest man, Amazon.com founder Jeff Bezos, is starting an organization devoted to battling climate change — and he's putting in $10 billion of his own money to get it off the ground.
In this episode of Life's Little Mysteries, we'll take a closer look at some explosive mysteries that originate deep inside the Earth — volcanoes.
A research station off Antarctica's northern tip just reported a new record-high temperature of 69.35 degrees Fahrenheit (20.75 degrees Celsius).
A huge chunk of ice twice the size of Washington, D.C., just broke off of Antarctica's Pine Island glacier, continuing a troubling trend that could signify glacial collapse.
Solar super-storms capable of damaging electric grids and satellite networks may be much more common than previously thought, a study of Earth's oldest geomagnetic index suggests.
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The global increase in carbon dioxide emissions is not only warming our planet at an alarming rate, but it's also making our oceans more acidic.
Arctic permafrost is thawing, and some zones are melting so quickly that the new landscape becomes a soggy marsh riddled with sinkholes.
The acclaimed and furry weather prognosticator failed to see his shadow. Is spring really around the corner?