09:18
Making the Pieces Fit: Seafloor Spreading
Alfred Wegener's hypothesis was rejected by many who felt it lacked a credible mechanism which could explain the continental movement hypothesized by Wegener. The notion of seafloor spreading, which suggested that new seafloor develops at oceanic ri...
02:14
Seafloor Spreading: Vine and Matthews
Geophysicist and geologist Tanya Atwater talks about work done by Fred Vine and Drummond Matthews that ultimately provided proof of seafloor spreading by tracking the patterns of magnetic striping on the ocean floor.