The Beagle was meant to land on Mars early on Christmas Day There has been no signal detected from the surface of Mars on Friday that would indicate the UK-built Beagle 2 lander got down safely. The US orbiter Mars Odyssey flew over the assumed landing zone just after 1800 GMT but heard no transmission. The giant radio telescope at Jodrell Bank in northwest England also failed to make contact after listening to the planet for hours on Friday evening. Scientists refuse to give up hope and will continue to scan Mars for a call. Team leader Professor Colin...