No part of the squabble is more controversial than its scientific underpinning.

He summarized by stating that we do not have the scientific underpinnings to solve many of the world's most challenging problems.

In the early days machines were dreamed up, usually by an individual, with little scientific underpinning.

But what was once a notion built on legend and faith now has scientific underpinnings.

The problem, he says, is that "the scientific underpinning in humans is very small."

What remained were the polished tools and the main principle: The natural scientific underpinning of the world is balance.

Mostly, they are trying to develop an agenda to improve the scientific underpinnings that could clarify why some species last and others do not.

A: on food safety, especially with regard to genetic engineering, where there is an urgent need for scientific underpinning.

The sculpture offers hints that it may have serious scientific underpinnings.

The purpose was to shore up the scientific underpinnings of hypnotism.