Rover finds hints of an ancient Martian carbon cycle
Rather than cycling, some of Mars' carbon took a one-way trip into rocks...
Rather than cycling, some of Mars' carbon took a one-way trip into rocks...
Forests are the second-largest carbon sink on the planet, after the oceans. To understand exactly how much carbon they trap,
Boat collision left Charlotte stranded at the surface and in danger of predation...
Device could be integrated into clothing, harvest body heat to power gadgets...
A city larger than many in Europe at the time was perched in the mountains...
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