Guide to Space
How Many Ways Can the Sun Kill You?
The Sun has a Swiss army knife of ways it can do you in, from radiation to solar flares. And…
Why Do People Go Crazy During a Full Moon?
Have you ever heard that people go crazy during a full Moon? What's going on to cause all this lunacy?…
How Can We Move the Earth?
Sooner or later we're going to want to move the Earth further away from the Sun. It turns out, there…
Why is Everything Spherical?
Have you ever noticed that everything in space is a sphere? The Sun, the Earth, the Moon and the other…
What Does a Supernova Sounds Like?
We've all been ruined by science fiction, with their sound effects in space. But if you could watch a supernova…
How Much of the Universe is Black Holes?
We all fear black holes, but how many of them are there out there, really? Between the stellar mass black…
Why Isn’t the Asteroid Belt a Planet?
It seems like there's a strange gap in between Mars and Jupiter filled with rocky rubble. Why didn't the asteroid…
Why is the Moon Leaving Us?
Goodbye Moon. Every year, the Moon slips a few centimeters away from us, slowing down our day. Why is the…
Does Light Experience Time?
Have you ever noticed that time flies when you're having fun? Well, not for light. In fact, photons don't experience…
Where Is the Center of the Universe?
In a previous episode we hinted that every spot is at the center of the Universe. But why? It turns…