The Deep Flight Challenger submersible “would have been ‘part spacecraft, part airplane and part submarine — capable of withstanding pressures of 20,000 pounds per square inch, (approximately 15,000 times the atmospheric pressure).” Click here for first picture in gallery.

The “stuff” we’re referring to is carbon fiber, and Hawkes said he opted for that material over conventional technologies, which use titanium.

[via Gizmodo]

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