Trusting Asteroid Strike Probabilities, Propulsion Breakthrough, Methane on Mars | Q&A 247

How sure can astronomers be when estimating asteroid strikes? Why is Jupiter so radioactive? What happened to the methane on Mars story? Are black holes 2D or 3D? Answering all these questions and more in this week's Q&A show.

Watch the video here (with no ads) or on YouTube: https://youtu.be/kuTkg9d9u6E

Here's a link to the full, unedited live show: https://youtube.com/live/6qnQuibO4bo

Trusting Asteroid Strike Probabilities, Propulsion Breakthrough, Methane on Mars | Q&A 247 (Vimeo)