Are there more than four forces of nature? Is dark matter connected to dark energy? What the heck are dark photons? I discuss these questions and more in today’s Ask a Spaceman!
Aug 18th: Is there a fifth force of nature?
Tag: Ask A Spaceman
Aug 4th: How do we know the Earth is curved?
Why do people believe the Earth is flat? How do we know it’s curved? Is a debate even worth it? I discuss these questions and more in today’s Ask a Spaceman!
Jul 21st: Was Einstein Ever Wrong?
Was Einstein ever wrong? How did he miss out on a major prediction for the universe?What was his major beef with quantum mechanics? How did he go from quantum believer to quantum hater?
Jul 7th: What’s So Cool About the TRAPPIST-1 System?
Why is the TRAPPIST-1 system so fascinating? Is it really habitable? How are we figuring all this out? I discuss these questions and more in today’s Ask a Spaceman!
Jun 16th: What’s the most amazing thing about the universe?
What blows me away about the universe? How is it all connected? How does universality give physics the power to explain everything?
Jun 2nd: Did the big bang make black holes?
What kind of crazy physics made primordial black holes? What does that have to do with the LIGO observations of merging black holes? How can we possibly detect them?
May 19th: Why are we missing all the baryons?
What is the “missing baryon problem”? How do we know how many baryons there ought to be? What does the cosmic web have to do with it? What the heck is a baryon, anyway? I discuss these questions and more in today’s Ask a Spaceman!
May 5th: What was Newton’s big deal?
What was Newton’s genius? Why was his work so controversial? Why are his laws of motion so radical? I discuss these questions and more in today’s Ask a Spaceman!
Apr 21st: What’s the wildest weather in the solar system?
What makes the Earth’s atmosphere so special? What makes the atmospheres of other planets so special? Why are atmospheres so special anyway? I discuss these questions and more in today’s Ask a Spaceman!
Apr 7th: Does Planet Nine exist?
Why do we think the solar system might have another planet? Why do we think it doesn’t? How do test for something that’s too far away to see? I discuss these questions and more in today’s Ask a Spaceman!