Total solar eclipse on August 12: How long will it last?

Millions of skywatchers around the world are preparing to witness a rare total solar eclipse on August 12 , with the Moon set to completely block out the Sun for up to 2 minutes and 10 seconds at the point of greatest totality. According to the Astronomy Centre, the eclipse will sweep across parts of Greenland, Iceland, and Spain, with the path of totality also crossing a small area of Portugal.…