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Why do diamonds come in different colors?The vast majority of polished diamonds are clear and sparkly, but some come in unexpected colors like blue, green and even pink. So why are some diamonds different colors?
geology -
Hot blob beneath Appalachians formed when Greenland split from North America — and it's heading to New YorkA hot blob currently beneath the Appalachians may have peeled off from Greenland around 80 million years ago and moved to where it is today at a rate of 12 miles per million years, scientists have found.
3 Commentsgeology -
What's Earth's lowest point on land?What's Earth's lowest spot on dry land — and how did it get to be that way?
18 Commentsgeology -
Why is the Pacific Ocean so big?Look at any world map and you'll see that the Pacific is the largest ocean. But how did it get so big?
2 Commentsrivers-oceans -
Scientists discover strong, unexpected link between Earth's magnetic field and oxygen levelsEarth's magnetic field and oxygen levels have increased more or less in parallel over the past 540 million years, suggesting the two factors are linked in some way, researchers say.
3 Commentsgeology -
Venus may be geologically 'alive' after all, NASA revealsNew research strengthens the case that Venus, long considered a geologically stagnant world, may be more Earth-like in its internal dynamics than once believed.
venus -
Iran's folded rocks: The crumpled mountains at the intersection of Asia and EuropeIran's folded rocks are a colorful formation that is part of the Greater Caucasus mountains, which formed when the Eurasian tectonic plate collided with the Arabian plate millions of years ago.
geology -
Massive magma eruptions may have ripped Africa and South America apartHuge outpourings of magma accompanied the split between South America and Africa 135 million years ago.
geology -
Rainbow Mountains: China's psychedelic landscape created when 2 tectonic plates collidedThe colorful swirls and stripes that characterize China's Rainbow Mountains would have remained hidden without the epic tectonic collision that created the Himalayas.
geology
