In Some Sense, Gravity Does

No One Knows When A Robot Will Approach Human Intelligence, But I Suspect It Will Be Late In The 21st Century. Will They Be Dangerous? Possibly. So I Suggest We Put A Chip In Their Brain To Shut Them Off If They Have Murderous Thoughts.

Although Humans Have Existed On This Planet For Perhaps 2 Million Years, The Rapid Climb To Modern Civilization Within The Last 200 Years Was Possible Due To The Fact That The Growth Of Scientific Knowledge Is Exponential; That Is, Its Rate Of Expansion Is Proportional To How Much Is Already Known. The More We Know, The Faster We Can Know More. For Example, We Have Amassed More Knowledge Since World War Ii Than All The Knowledge Amassed In Our 2-million-year Evolution On This Planet. In Fact, The Amount Of Knowledge That Our Scientists Gain Doubles Approximately Every 10 To 20 Years.

Global Warming Is Controversial, Of Course, But The Controversy Is Mainly Over Whether Human Activity Is Driving It.

The Most Likely Possibility, Favored By Current Data, Is That The Universe Will Die In Ice, Not Fire. However, Personally I Believe That Trillions Of Years From Now, We (if We Are Still Around) Will Have The Technology To Leave The Universe, Perhaps In An Interdimensional Life Boat, And Move To A Warmer Universe.

The Reactors In Japan Are Stable In The Same Way That A Ticking Time Bomb Is Also Stable. It Wouldn't Take Much To Light The Fuse - A 6.6 Earthquake, Like What Happened Today In Japan, A Pipe Break, An Over-pressurized Containment Vessel - Anything Could Set It Off, In Which Case We Would Have Another Chernobyl, Three Times The Magnitude Of A Chernobyl Accident.