Science teacher

Fire is obvious, so it seems. Pretty much every child recognizes the flame of butane lighter is the same as the flames on the stove or on a ...

I warmed myself up tonight, shoveling snow off a patch of concrete. Orion, lying awkwardly on his back, shivered above as he aimed his bow a...

That's a Tesla coil. It makes lightning. It was built by a friend of mine--here's where he talks about it. It's worth a read (o...

Something happened about 14 billion years ago, or so our version of the story goes. Something happened, maybe from nothing, and here we are ...