Science Can Explain The Universe Without The

A Zero-gravity Flight Is A First Step Toward Space Travel.

You Cannot Predict The Future.

The Downside Of My Celebrity Is That I Cannot Go Anywhere In The World Without Being Recognized. It Is Not Enough For Me To Wear Dark Sunglasses And A Wig. The Wheelchair Gives Me Away.

One Can't Predict The Weather More Than A Few Days In Advance.

Our Population And Our Use Of The Finite Resources Of Planet Earth Are Growing Exponentially, Along With Our Technical Ability To Change The Environment For Good Or Ill. But Our Genetic Code Still Carries The Selfish And Aggressive Instincts That Were Of Survival Advantage In The Past. It Will Be Difficult Enough To Avoid Disaster In The Next Hundred Years, Let Alone The Next Thousand Or Million. Our Only Chance Of Long Term Survival, Is Not To Remain Inward Looking On Planet Earth, But To Spread Out Into Space.