Mathematicians have long sought to develop algorithms that can compare any two graphs. In practice, many ...

3) Too Large Structures. Prediction: In the Big Bang theory, the universe is supposed to start off completely smooth and homogenous. Evidence: But as telescopes have peered farther into space, huger ...

The authors of the present work, however, very properly and consistently emphasise the application of fundamental principles to all constructional problems, and this attitude constitutes the ...

IN a letter to NATURE of November 25 last Dr. Norman Campbell discusses the problem of the possible consistency of the ... quantum theory to the nuclear theory of atomic structure, ...

This is because, although formulating the problem of electronic structure is trivial, solving it with reasonable computational resources is known to be exceptionally challenging. The problem is ...

Chemists say they have solved a crucial problem in a theory of life’s beginnings, by demonstrating that RNA molecules can link short chains of amino acids together. The findings, published on 11 ...

String theory has long been touted as physicists' best candidate for describing the fundamental nature of the universe, ... New models may resolve problem that conflicts with dark energy.

Tachyons are not only not ruled out by the theory, but allow us to understand its causal structure ... "It's a bit like internet advertising—one simple trick can solve your problems," says ...