Led Zeppelin may have won the copyright war over their creation of Stairway To Heaven, but they lost its battle to recoup nearly 800,000 dollars (€721,000) in defence fees.

Led Zeppelin’s lead singer Robert Plant and guitarist Jimmy Page must face a US jury trial over whether they stole opening chords for their 1971 classic ‘Stairway to Heaven’.

A promising new oral HIV test that uses fluid swabbed from the mouth to quickly and easily detect the virus that causes Aids incorrectly diagnosed a quarter of the people who tested positive in San Francisco, city health officials found.