The natives of a remote Polynesian Island invented a binary number system, similar to the one used by computers to calculate, centuries before Western mathematicians did, new research suggests.

IF the theory of strictly regular solutions developed by Guggenheim 1 is applied to ordinary binary systems and compared with experiment in order to evaluate the interchange energy the results are not ...

A binary star is a system of two gravitationally bound stars that orbit a common center of mass called a barycenter. Stars in a binary system do not necessarily have the same mass, size or brightness.