jan 1, 1961 - Sea floor spreading
Description:
Robert Dietz in 1961 discovered seafloor spreading. He discovered seafloor spreading, from Highly sophisticated seismic recorders, and precision depth recorder in the 50s. 1962, Dietz proposed that the seafloor spreading was created at mid-ocean ridges, going in both directions from the ridge system.Added to timeline:
Date:
jan 1, 1961
Now
~ 63 years ago
