Copahue volcano: Region of Chile put on red alert as she gets ready to blow

Red alert over Chilean volcano as she gets ready to blow with awesome ash dischargeArea near Copahue volcano put on red alert following seismic activity Volcano started spewing ash and gas on SaturdayAn ash cloud nearly a mile high has billowed from the volcano | UPDATED: 17:35 GMT, 24 December 2012 A region of Chile has been put on red alert after a volcano on the Argentinian border started spewing ash and gas. Seismic activity at the Copahue volcano grew over the weekend until Chile's emergency office ONEMI issued the highest alert yesterday in the Biobio region when an ash cloud billowed almost a mile high. The volcano, which sits in the Andes cordillera, straddling the border with Argentina's Neuquen province, started spewing ash and gas on Saturday.

Rare "rainbow clouds" shimmer in the night sky over Scotland in these astonishingly beautiful pictures

Shepherd's delight: Rainbow coloured 'mother-of-pearl' clouds shimmering in the night sky over Scotland Unusual formation spotted over the Outer Hebrides just before sunriseMethane reacts with ozone in the atmosphere to create the dazzling display | UPDATED: 10:13 GMT, 17 December 2012 These breathtaking images show an extremely rare, multi-coloured cloud hovering over a Scottish island at night. The dazzling sight appeared over the island of Scalpay, in the Outer Hebrides, just before sunrise on December 9. Amateur photographer Jez Wheeler was lucky enough to be in the right place to capture the perfect shots of the cloud, known as a 'mother-of-pearl' or Nacreous cloud