Science Is About Explaining The

It's Worth Remembering That All Technology Leaves A Footprint. For Example, Our Own Technology Is Leaving A Footprint In Terms Of Global Warming, Which Could Be Detected From A Long Way Away. One Assumes That A Very Advanced Civilization That Has Been Around Maybe Millions And Millions Of Years Would Have An Even Bigger Footprint That Might Extend Beyond Its Planet To Its Immediate Astronomical Environment.

In The 1990s I Began To Study The Prospects That Life Could Spread From Mars To Earth Or Maybe Earth To Mars And That Maybe Life Began On Mars And Came To Earth, And That Idea Seemed To Have A Lot Of Traction And Is Now Accepted As Very Plausible.

Perhaps The Best Motivation For Going To Mars Is Political. It Is Obvious That No Single Nation Currently Has Either The Will Or The Resources To Do It Alone, But A Consortium Of Nations And Space Agencies Could Achieve It Within 20 Years.

Cancer Touches Every Family In One Way Or Another. As Other Diseases Are Brought Under Control, Cancer Is Set To Become The Number One Killer, And Is Already In Epidemic Proportions Worldwide.

Science Is About Explaining The World, And Religion Is About Interpreting It. There Shouldn't Be Any Conflict.