The latest stories from the Home section of the BBC News web site.
Updated: 58 min 56 sec ago
Scott Williams and Hallam Amos are ruled out of the World Cup, so Wales add backs James Hook and Gareth Anscombe to their squad.
Scientists think they can now tie dark streaks seen on the surface of Mars to periodic flows of liquid water.
Pope Francis could be seen chuckling after spotting a baby dressed in a miniature Pope's cassock while parading through Philadelphia.
The rubber duck-shaped comet being followed by Europe's Rosetta probe used to be two separate objects, scientists say.
England can still beat Australia, Wales' Dan Biggar "was immense", Scotland can down South Africa and Ireland look good, says Jeremy Guscott.