Do you want to build a snowman? Do we live in a hologram? Why don’t we understand gravity? How big is the universe? Find the answer with @PaulMattSutter at #365DaysOfAstro
Could we live on Mars? Could we have a telescope big enough to spot cows on another planet? Does time stop inside a black hole?,
@PaulMattSutter interviewed Dr. Emily Holt and talk about prehistoric and historic cultures, how they used astronomy, and how we know about it!
A special edition recorded live from the Atacama Desert!
How hot was the cosmic microwave background? Do gravitational waves travel at the speed of light? How do we understand cosmological redshift?