More World Cup action from Brazil on RTÉ Two, the Ireland rugby team take on the Pumas on Sky Sports 1; and the true story of how Issac Newton the rules of gravity. And it's got nothing to do with an apple. Here is our top TV for Saturday, June 14
World Cup 2014: Today's matches, RTÉ Two, 4.30pm
RTÉ Two's comprehensive third day coverage of The World Cup includes Colombia v Greece in Group C from Estadio MineiraoBelo Horizonte. Commentary from John Kenny and Jim Beglin. Kick off at 5.00pm; Darragh Maloney is joined by Ronnie Whelan for live coverage from Estadio Castelao, Fortaleza as Uruguay take on Costa Rica in Group D. Commentary from Stephen Alkin and Brian Kerr. Kick off at 8.00pm. Bill O’Herlihy is joined by Eamon Dunphy, John Giles and Liam Brady for live coverage of England v Italy in Group D from Arena Amazonia, Manaus. Commentary from George Hamilton and Ray Houghton. Kick off at 11.00pm; and the boys are back for live coverage of Ivory Coast v Japan in Group C from Arena Pernambuco in Recife. Commentary from Adrian Eames. Kick off at 2.00am. Available in High Definition on RTÉ Two HD
Live International Rugby Union, Sky Sports 1, 7.30pm
Joe Schmidt's men face a tough test on their tour to Argentina. This evening they play their second and final game against the Pumas at the Estádo Monumental Jose Fierro in Tucuman.
Ireland take on the Pumas
The Comet's Tale, BBC 4, 11.30pm
Forget that falling úll - the real story of how Newton first grasped the rules of gravity has more to do with comets. He was the first to understand these spectacular heavenly bodies and to him they were the key to unlocking the mysteries of gravity.