Tag physics

Three Dog Star Night (Part 4)

Welcome back to our discussion on the Drake Equation and the Fermi Paradox! If you haven’t read part 1, part 2, and part 3 already, then it goes without saying that you should start there! This time we’ll be discussing…

Three Dog Star Night (Part 3)

Welcome back to our discussion on the Drake Equation and the Fermi Paradox! If you haven’t read parts 1 and 2 already, it goes without saying that you should start there! This time we’ll be discussing what we know about…

A Cosmological Experiment

This is an experiment that you can do yourself to learn a bit about how scientists think the universe became as large as it is. All you will need is a balloon and a marker. Alternatively, you can treat it…

Direct Fusion Drive— It IS Rocket Science!

Rockets had their humble start in 13th century China: bamboo tubes filled with gunpowder, attached to arrows, to be shot at Mongol invaders. Seven hundred years later, similar, albeit slightly bigger, tubes were filled with liquid hydrogen and oxygen, attached…

Three Dog Star Night (Part 2)

Welcome back to our discussion on the Drake Equation and the Fermi Paradox! If you haven’t read part 1 already, it goes without saying that you should start there! This time around, we will be discussing what we know about…