Universe isn’t expanding into anything. But what if we’re living in a vast multiverse, and our Universe is bumping up against other universes?
What’s Brewing? Science! How about InSight mission, global warming, and the expansion of the universe? @PaulMattSutter will discuss all this topics at #365DaysOfAstro
How big was the universe when it was little? Can gravitational waves slow down?
How do we know the universe is expanding? Do you know that Europa has giant spikes?
Some of the biggest questions in the universe depend on its shape. Is it curved? Is it flat? Is it open?
What’s up this month? Check out October sky and news roundup!
Paul reads from chapter 10, The Cosmic Web, of his upcoming book “Your Place in the Universe”.
What can make sound in space? What will happen in the far future of the universe?