Researchers have linked massive pits in the Arctic seafloor to the global thawing that occurred the end of the last glacial period: a discovery that may have potential implications for modern climate change.
“Bridgmanite” is hardly a household name. And yet, bridgmanite is likely the most abundant mineral on Earth, composing much of the mantle, the thickest layer of our planet. This mineral may provide clues into how the solid Earth—and its atmosphere—has evolved over its long history.
Most of us are familiar with the Earth’s magnetic field as the invisible force directing our compasses to the north. But if you took a