It bears mentioning that the Milky Way is only one of 150 billion galaxies visible to our telescopes - and each of these will have its own complement of planets.

If you took all the sand from all the beaches, all the desserts, and all the oceans and called that the Universe, our whole solar system would be less than one grain of sand.

If this is the only planet on which not only life, but intelligent life, has arisen, that would be very unusual.

Our brains are wired to interpret shapes as faces and bodies. That's why people see the Virgin Mary in the clouds or even in cheese sandwiches. It's your cytoplasm, not some strange ectoplasm.

The search for extra-terrestrial life is a failure until that moment when it suddenly becomes a success.

Despite the impression you may have from watching too much TV, movies are not about reproducing reality. Theyre about telling stories.

No heating system can deliver perfectly uniform temperatures throughout a house, and drafts can magnify the perceived difference in temperatures. Try walking around with a thermometer.

If you still believe that aliens would travel hundreds of light years to carve temporary graffiti in our wheat, then your imagination is one of the seven wonders of the world, and should be bronzed.

Everything you see is filtered through your visual system (imperfect) and your brain (also imperfect, despite what your mom told you). Witness testimony is the worst kind of evidence in science.

Typically, only about 2 percent of the American populace tunes in to PBS's 'Nova' series - the most successful science show on the tube. 'Survivor' and 'X Factor' get twice the ratings.

A practical way to travel between the stars is a must-have for space opera, and a sine qua non for our frequently vaunted future as a galactic society.

But it is best to let sleeping facts lie.

I do believe that there is a greater being that has brought me this far through life. Something or someone is on my side teaching me valuable lessons.

Good cardio helps in any athletic practice, but in jujitsu, it has been very helpful late in a sparring session where a long roll starts to take its toll on your cardio.

Don't go back over your life with a red pen.

The purpose of life is to live your dreams, you should never smother your wishes.

The question is not can animals speak but can they suffer.

... a man's plans are meant to be changed for a beautiful woman.

The gods favor the bold.

The greatest tool to eliminate the noise is meditation.

There are two kinds of Arctic problems, the imaginary and the real. Of the two, the imaginary are the most real.