Ask Ethan #9: Why everything rotates

“Galileo got it wrong. The Earth does not revolve around the Sun. It revolves around you and has been doing so for decades. At least, this is the model you are using.” –Srikumar Rao It’s the end of the week, so that means its time to take on another one of your questions from the … Read moreAsk Ethan #9: Why everything rotates

Where does an earthquake's energy come from?

“As seismologists gained more experience from earthquake records, it became obvious that the problem could not be reduced to a single peak acceleration. In fact, a full frequency of vibrations occurs.” –Charles Francis Richter You’ve all been around long enough to be familiar with the severe damage that earthquakes can cause, rattling and cracking the … Read moreWhere does an earthquake's energy come from?

Faster-Than-Light II: Information?

To follow up on the faster than light post here, let’s ask another question: If you can make a way of transferring information that doesn’t involve matter, is that information limited by the speed of light? First off, let’s go over what information is, and then we’ll talk about how transferring information without matter is … Read moreFaster-Than-Light II: Information?