Geologists have unearthed the world’s oldest known water, hidden deep beneath the surface of a Canadian mine for around 2.64 billion years. The find, which was detailed in a 2016 study published in Nature, has profound implications not only for understanding the planet’s history but also for the possibility of life on other planets. Within the depths of a Canadian mine nearly 3-kilometers below the Earth’s surface, geologists stumbled upon an unexpected and extraordinary find: a pocket of water believed to be over 2.6 billion years old. An unmanned Russian cargo spacecraft has a problem with an antenna so it will have to be manually docked when it reaches the International Space Station (ISS), Russia's Roscosmos state space corporation said in a statement. A Soyuz-2.1a rocket launch... [6909 chars]