A bug which lives entirely on its own and survives without oxygen in complete darkness underground has been discovered in South Africa. Desulforudis audaxviator, or bold traveller as it is known in English, relies on water, hydrogen and sulphate for its energy. Because it gets by without oxygen, it could offer clues as to whether life exists on other planets. Planet's loneliest bug revealed
10 March 2011Last updated at 00:35 By Daniel Sandford Moscow correspondent, BBC News Zaporizhzhya is one of Ukraine's main industrial cities: It is built on the East bank of the majestic Dnieper river - where the mainly-Ukrainian speaking, more agricultural West gives way to the mainly-Russian speaking, more industrial East. A Russian-speaking city, Zaporizhzhya was one of many areas of Ukraine to turn its back in 2010 on the country's Orange Revolution as anti-Russian rhetoric grew and crippling corruption spread through society. At first sight it is just another sprawling former Soviet city. Its huge chimneys silhouetted against the winter sky, belching out white smoke. Ukraine: Why the Orange Revolution ran out of steam
Zoos are giving chimps mental illnesses
Brazil Reticent on Releasing Papers on Country's ... The possible release of secret documents dating back to 1864/70 Brazil-Paraguay war is causing concern among members of the Brazilian government. The papers also deal with the taking over of the state of Acre from Bolivia in 1903, current military exercises along the Brazilian border, nuclear research, among other issues. Brazilian diplomats have warned that revealing the archives of the Triple Alliance (Brazil, Argentina and Uruguay) war against Paraguay could affect current relations, according to the influential daily newspaper Folha de S.