You cannot study other planets without referring to Earth and without applying the techniques and the insights of Earth science. And you cannot really do a good job understanding the Earth without the insights from planetary exploration.

When you think about alien intelligences making art, you then have to think about what art is and how bound up it is in the nature of consciousness. Why do we make art? And what can we expect to have in common with other creatures in universe?

Among the radio astronomers of SETI - the Search for Extraterrestrial Intelligence - it's only sort-of a joke that the true hallmark of intelligent life is the creation of radio astronomy.

Why should we consider defining intelligence as something global and as something that hasn't actually yet appeared on Earth? It may be useful for envisioning the future of our own civilization and any others that may be out there among the stars. It might give us something to strive for.

I don't think the law exists to arrive at the truth. If it did, we wouldn't have exclusionary rules, we wouldn't have presumptions of innocence, we wouldn't have proof beyond reasonable doubt. There's an enormous difference between the role of truth in law and the role of truth in science. In law, truth is one among many goals.

You have no time to do the science if you're talking to the media.

Science is organized knowledge. Wisdom is organized life.

Now obviously the propositions of the system have reference to matters of empirical fact; if they did not, they could have no claim to be called scientific.