Scientists work out what will happen when the sun dies Professor Albert Zijslra says, ‘When a star dies it ejects a mass of gas and dust – known as its envelope – into space. ‘The envelope can be as much as half the star’s mass. This reveals the star’s core, which by this point in … Read moreWHEN THE SUN DIES….
High anxiety in the ring of fire … The West Coast is home to an 800-mile (1,300-kilometer) chain of 13 volcanoes , from Washington state’s Mount Baker to California’s Lassen Peak. They include Mount St. Helens, whose spectacular 1980 eruption in the Pacific Northwest killed dozens of people and sent volcanic ash across the country, … Read moreHigh anxiety in the ring of fire