New study casts doubt on origins of Stonehenge's largest 'bluestone'

Cartels Are Mexico's Fifth-Largest Employer, Study Finds

Cartels Are Mexico's , Fifth-Largest Employer, Study Finds. 'The Guardian' reports that organized crime groups in Mexico have become the country's fifth-largest employer with 175,000 members. 'The..

New Supercomputer Simulation Sheds Light on Moon’s Origin

A new NASA and Durham University simulation puts forth a different theory of the Moon’s origin – the Moon may have formed in a matter of hours, when material from the Earth and a Mars sized-body..