Studying the depths of the sea by sonar, dredging, and instruments lowered from ships, oceanologists have so far gained about as accurate an idea of what lies below as man had about the continents back in 1750. The obvious need has been for more precise exploration of the deep. And the obvious lack, until now, has been ways and means to plunge to great depths, remain there for days or weeks at a time and explore such mysteries as the exact topography and geological composition of the ocean floor.
Fatheaded Whale. Last week...
To continue reading:
or
Log-In
