Oceanography
Sea water ... 20,000 years old still exists today
20,000 years ago, life on Earth was much cooler. That was the end of the Ice Age of 100,000 years.
Rock Mass
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Articles about Rock Mass
2 published items.
1001 mystery
Mysterious super-precarious rocks in America
Scientists have discovered a very mysterious geological phenomenon: large rocks stacked on top of each other in extremely unsteady postures - standing close to the San A…