FREEDOM AND SAFETY
As society contemplates going to the moon or Mars, there’s a rising debate as to whether it’s worth spending billions of dollars to send humans to other planets if a robot or rover can perform the necessary science.
I think NASA needs to send both humans and machines. Let me explain why. Read more about Are Astronauts Worth Tens of Billions of Dollars in Extra Costs to go to Mars?
The Fourth Industrial Revolution in the World: