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Life on Mars

New island offers clues in search for life on Mars: NASA

WELLINGTON: The world's newest island, formed during a volcanic eruption in the remote Pacific three years ago, may offer clues to how life potentially developed on Mars, NASA said Wednesday. The island of Hunga Tonga Hunga Ha´apai rose from the seabed about 65 kilometres (40 miles) northwest of the Tongan capital Nuku´alofa in late 2014-early 2015. Scientists initially expected the island -- created when vast quantities of rock and dense ash spewed from the Earth´s crust -- to wash away within a few months. But…