When we measure the rate at which the universe expands, our two answers don't match. One scientist says its because we're in a Hubble Bubble. Find out more. (4:00 min read)
Tag: Supernova
Betelgeuse Dimming but Not Ready to Blow
Betelgeuse was dimming over the holidays, leading stargazers to speculate about a supernova. Find out why none of us will live to see it. (3:30 min read)
Where Do Heavy Metals Come From? (Not Ozzy Osborne!)
Learn what researchers have discovered about the origins of the heavy chemical elements thoughout the universe and here on earth.