A Mysterious Meteorite Fell to Earth From a Planet That Doesn't Exist
However, not all of those celestial bodies survived, and a new analysis of a the meteorite NWA 15915 shows that it likely originated from a world that was similar to Mercury in its composition—but not ...
Earth's lungs are choking on plastic and smoke—scientists hope to unblock them
A graph I saw in high school appeared to show the Earth breathing. It was a graph that plotted carbon dioxide in the ...