rocks
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Earth’s Rock-Solid Connections Between Canada and Australia Contain Clues About the Origin of Life
The rocks at the surface of the modern Earth are broadly divided into two types: felsic and mafic. Felsic rocks are generally relatively low density — for a rock — and light in colour because they are made from whitish minerals rich in silicon and aluminium. Half Dome in California is made of granite that…
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NASA’s Curiosity Rover Stumbles Upon A Strangely Complicated Martian Rock
The Curiosity team is calling it “Strathdon” — a boulder-sized Martian rock comprised of dozens of sedimentary layers. Its discovery suggests the area being explored by the NASA rover is more geologically complex than is typically appreciated.
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It Looks Like We Were Wrong About A Basic Property Of Mars
When you think about what makes a planet special, maybe you think about its size, its composition, how far it is from the Sun, and maybe how large its collection of apples is. You are probably not thinking about its density. But maybe you should be.
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All The Instruments In This Excellent Rock Band Are Played By Actual Rocks
Video: Last year, artist Neil Mendoza turned a hamster running in a wheel into a talented sketch artist. This year he’s pulled off an even more amazing feat by turning inanimate rocks into a talented (literal) rock band that plays a surprisingly decent cover of The Beatles’ “Here Comes the Sun”.