What’s the deal with redshift? How can we actually interpret velocities when it comes to cosmic expansion?
Jun 18th: How Do We Measure The Expansion Of The Universe?
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Paul M. Sutter Archive
Jun 6th: Delicious White Salmon
Special edition recorded at the Intermediate School in White Salmon, Washington!
Jun 4th: Is everything a wave or a particle, and why does my head hurt?
Is light made of waves or particles? Is matter made of waves or particles? What does it mean for matter to “wave”, anyway?
May 30th: We’re Gonna Need Bigger Telescope
What came before the big bang? How do we know the shape of the universe? We’re gonna need a bigger telescope!
May 23rd: The First Stars were Weird
The first stars were weird. What’s the connection between the first stars and giant black holes? Was every galaxy once a quasar?
May 21st: What turned Venus into hell?
What’s so bad about Venus, besides everything? How did it get so bad? How about Earth? @PaulMattSutter will answer the questions at #365DaysOfAstro
May 16th: The Universe is Kind of Big, I Guess
It turns out that the universe is kind of big. If the universe is important are we immortal? Did life happen on Venus and Mars?
May 9th: Titan is Weird
May 7th: What’s Wrong With the Cosmic Calendar?
What is the “cosmic calendar”? What are some important scales in the universe?
May 2nd: Who Farted on Mars?
How is Mars getting all its methane?
Why are there no green stars? How do we know what the big bang made?