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The journey of our species into the deep

I think that August 15th should be #HalfMileDownDay - the day in 1934 that people first ventured that deep in the ocean, and an opportunity to celebrate humanity's journey to the depths beyond.

But the story of human exploration of the deep sea and the names of those involved are much less well known than the history of space travel.

So here's a quick run-down of record-setting deep dives, with depths and dates, that culminated in people reaching the deepest point in the oceans - from 923 metres deep in 1934 to 10,916 metres deep by 1960:

Jon Copley, August 2018