Sentences with phrase «impact hypothesis comes»

Second, Hancock's impact hypothesis comes from scientists who first proposed it in 2007 as an explanation for the North American megafaunal extinction around that time and has been the subject of vigorous scientific debate.

Not exact matches

When Hartmann and his colleague Donald Davis presented the giant - impact hypothesis at a conference in 1974, they learned that a team of Harvard astronomers had come up with the same idea.

Now comes what some researchers consider the strongest attack yet on the Younger Dryas impact hypothesis.

In this respect Scientific Method (capitalised as you have) probably works well in testing hypothesis but does little to come up with the ideals and ideas which have any real impact on any field of endeavour.

Researchers have come up with numerous hypotheses to explain the collapse, including parasites, viruses, and — yes — insecticides, but quantifying the impact of these and other suspects has proven to be an onerous task.

In this case, there are responsible ways of gathering data to rule out alternative hypotheses so that we can come to a more informed decision about the impact of marriage on children's adaptation.