WHAT IF: The Sun Exploded… Soon?
Every Wednesday, we’re asking a what-if question – how would our world be different if something were changed? Today’s question is from QSFer Scott: Scientists say we have about five … Read more
Every Wednesday, we’re asking a what-if question – how would our world be different if something were changed? Today’s question is from QSFer Scott: Scientists say we have about five … Read more
As human ancestors went from swinging through trees to walking on two legs, they may have received a boost from an unlikely source: ancient supernovas. These powerful stellar explosions may … Read more