Many are dreaming of a White Christmas. Here’s why you should thank astrophysics if you get one.
Ten Amazing Things Astrophysics Says About You
Astrophysics has some pretty amazing things to say about you.
How Does Gravity Escape a Black Hole?
Here’s the deal: nothing can travel faster than light. A black hole traps everything including light. So how does gravity escape a black hole?
How To Build A Star
Suppose you wanted to build a star. How would you go about making one?
Achilles’ Heel
Achilles, so the story goes was a mighty Greek warrior. When he was born, his mother dipped him in the river Styx, rendering him invulnerable except for the heel by which he was held. It was that vulnerable heel that was Achilles’ undoing, when Paris killed Achilles by shooting an arrow through the vulnerable heel. It’s a story of how the mighty can be destroyed by a seemingly minor flaw. A cautionary tale, if you will.
In the Hole
The idea of a white hole as an anti-black hole sometimes gets mentioned, but white holes aren’t real. They are the result of taking the mathematics relativity beyond its usefulness.
Black Holes No More? Not Quite.
News has spread that Stephen Hawking has declared there are no black holes. That’s not quite what Hawking said. Instead, Hawking proposes a radical new solution to the firewall paradox.