This breathtaking hypothesis, advanced by Caltech scientist Joseph Kirschvink, is based on his study of the pattern of fossil magnetism in rock samples.
(This breathtaking hypothesis; advanced; by Caltech scientist Joseph Kirschvink) (This breathtaking hypothesis, advanced by Caltech scientist Joseph Kirschvink; is based; on his study of the pattern of fossil magnetism in rock samples) (Joseph Kirschvink; [is] scientist [of]; Caltech)
This breathtaking hypothesis This breathtaking hypothesis, advanced by Caltech scientist Joseph Kirschvink Joseph Kirschvink
advanced is based [is] scientist [of]
by Caltech scientist Joseph Kirschvink
on his study of the pattern of fossil magnetism in rock samples
Caltech