
Ashley Parker @AshleyRParker
“A 2013 projection pegged Earth's viability for life to be good for another 1.75 billion to 3.25 billion years, assuming there's no nuclear holocaust, rogue asteroid or other unforeseen disaster.” THATS A PRETTY BIG ASSUMPTION, 2013 Projection! — PolitiTweet.org
NBC News @NBCNews
Earth's core is cooling at rates faster than previously thought, which could speed the planet's inevitable march to… https://t.co/XLFZonNBm6