Category Archives: Oceans

Drilling into Hell . . . almost there

Chasing gold, humans have dug tunnels almost four kilometres into the Earth. Oil men have drilled down ten kilometres, but with occasionally disastrous results. Money is a strong motivator, but scientific curiosity is even stronger when measured in meters of … Continue reading

Posted in Culture, Engineering, Exploration, Geology, Oceans | Tagged , , , , , , , | 4 Comments

Drilling into Hell

They’re going to drill into the Earth’s mantle. This has been an unachieved goal of Earth scientists for decades. This time they really mean it. No stopping before they get the job done. Over the next three days, I’ll look … Continue reading

Posted in Culture, Engineering, Exploration, Geology, History, Oceans, Religion | Tagged , , , , , | 2 Comments

Hiding Rising Seas in Sunken Deserts

This weekend, a friend asked me if the rise in the oceans could be drained off into the world’s below-sea-level depressions. Could rising ocean waters be diverted to fill the Dead Sea and Death Valley Depressions, for example? It seems … Continue reading

Posted in Climate, Engineering, Environment, Oceans | Tagged , , , | 21 Comments

Nepal’s Missing Volcanoes

Last month’s devastating earthquakes in Nepal were caused by the collision of the Indian subcontinent crashing into and (partly) under the bulk of Asia. The Himalayas are being created by the collision of tectonic plates. So, where are the volcanoes? … Continue reading

Posted in Geology, How Geophysics Works, Oceans, Plate Tectonics | Tagged , , , , | 11 Comments

Harry Hess and the Sea’s Floor

What does a commander of a World War II assault transport ship do in his spare time? If the captain is Harry Hammond Hess, he would be gathering geophysical data enroute to Iwo Jima. Later, he would use the data … Continue reading

Posted in Biography, Exploration, Geology, History, How Geophysics Works, Oceans, Plate Tectonics, The Book | Tagged , , , , , | 3 Comments

Smokers and Worms

If all life on the surface of the Earth died, who (or what) would mourn the loss? Not such a hypothetical question. A miscreant meteor could end our little party in a flash. But there is a rather good chance … Continue reading

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Tonga Shakes. Again.

Tonga. It’s an archipelago for the seismic history books. Tonga is in the news again, this time the submarine volcano Hunga Tonga-Hunga Ha’apai was spotted by NASA satellites because the eruptions discoloured the Pacific waters amidst the island kingdom’s 176 … Continue reading

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