In real time, the universe has a beginning and an end at singularities that form a boundary to space-time and at which the laws of science break down.

A model is a good model if first it interprets a wide range of observations in terms of a simple and elegant model, and second if the model makes definite predictions that can be tested, and possibly falsified, by observation.

I think the human race has no future if it doesn't go into space.

Government works best under the glare of public scrutiny. Absent such scrutiny, abuses occur.

Mankind's greatest achievements have come about by talking and its greatest failures by not talking. It doesn’t have to be like this.

We only have to look at ourselves to see how intelligent life might develop into something we wouldnt want to meet. I imagine they might exist in massive ships, having used up all the resources from their home planet. Such advanced aliens would perhaps become nomads, looking to conquer and colonize whatever planets they can reach.

It is reasonable to ask who or what created the universe, but if the answer is God, then the question has merely been deflected to that of who created God.