There Are Dangers, But Only Dangers If

Once Confined To Fantasy And Science Fiction, Time Travel Is Now Simply An Engineering Problem.

In The 1950s, We Had All These B-grade Science-fiction Movies. The Point Was To Scare The Public And Get Them To Buy Popcorn. No Attempt Was Made To Create Movies That Were Somewhat Inherent To The Truth.

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.

Hover Boards, Unfortunately, Currently Violate The Laws Of Physics. Supermagnets Exist, But They Have To Be Cooled To Near Absolute Zero, And They Are Extremely Expensive. So Michael J. Fox's Hover Boards Are Not Possible Until We Invent Room Temperature Super Conductors.

Robots May Gradually Attain A Degree Of 'self-awareness' And Consciousness Of Their Own.