Study: Sun Will End Earthly Life in 2.8 Billion Years
The final days of life on Earth will come some 2.8 billion years from now, suggests a sobering new study. Currently at a comfortable temperature for life on Earth, our aging sun will slowly warm over its lifetime. Within about five billion years, the sun will exhaust its nuclear fuel and bloat into a "red giant" star that may even engulf our planet.
Continue Reading http://news.nationalgeographic.com
Join the Discussion