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You are browsing the archive for geochemistry Archives - Third Pod from the Sun.

July 1, 2019

E19 – Eavesdropping on the Ocean

To those of us on land, the world underneath the oceans seems quiet and serene. But scientists who study ocean acoustics will tell you it is anything but tranquil underwater. Our oceans are home to a cacophony of sounds – from the songs of marine mammals to the cracking of icebergs to the rumbling of earthquakes to the roar of ships.

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February 15, 2019

Centennial E3 – Rifts Beneath the Ocean Floor

Kathy Crane is a true adventurer. As one of the first women in the field of marine geophysics in the 1970s, she hypothesized and then helped discover the existence of hydrothermal vents on the Galápagos Rift along the East Pacific Rise in the mid-1970s and was one the first people to see many of the strange creatures that make their home in this improbable environment.

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July 2, 2018

E7 – From Landfills to Martian Hills

Building instruments to search for the building blocks of life in the rocks of Mars is no small feat. These gadgets must endure spaceflight, landing on the Martian surface, intense radiation, wild swings in temperature, uneven surfaces and then beam data collected millions of kilometers away back to expectant researchers on Earth.

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