Researchers say Babylonians beat Greeks to trigonometry by 1,000 years
                                
                                
                                    (Newser) -
                                    Greek astronomer Hipparchus is known as the father of trigonometry. But the  Guardian  reports Babylonian mathematicians may have gotten there 1,000 years earlier. Ever since the real-life inspiration for Indiana Jones discovered a 3,700-year-old clay tablet called P322 in what is now Iraq, historians and mathematicians have debated...