When I started working with NASA in 1989 as part of a mission to send spacecraft to Pluto, I knew it would take at least 10-15 years to see results of my efforts.
Alan SternRead
The first mission to Mars did not expect to find craters and river valleys, and yet they did. The first mission to Jupiter didn't expect to find ocean worlds and volcano worlds, but they did.
Interpretation
Exploration often reveals unexpected discoveries that challenge our assumptions.
This quote by Alan Stern emphasizes that scientific missions frequently uncover surprising findings that differ from initial expectations. It highlights the importance of exploration and inquiry in expanding our knowledge of the universe, as missions to Mars and Jupiter have shown us features that were not anticipated, reinforcing the idea that there is much more to discover beyond what we think we know.
In practice
This quote could be used in a lecture on space exploration to illustrate the surprises that come from scientific research.
When I started working with NASA in 1989 as part of a mission to send spacecraft to Pluto, I knew it would take at least 10-15 years to see results of my efforts.
I can't imagine how many kids around the world will look at pictures of Pluto and think, 'I want to grow up to be a scientist.'
If two billion people wanted to watch a robot fly by Pluto, imagine what it will be like when the first humans step on Mars. It'll be the most unifying event anybody could ever put on.
We're going to find Marses and maybe Earths out in the solar system's attic of the Oort Cloud and the Kuiper Belt.
The search for knowledge is in our genes. It was put there by our distant ancestors who spread across the world, and it's never going to be quenched.
Scientific and technological progress themselves are value-neutral. They are just very good at doing what they do. If you want to do selfish, greedy, intolerant and violent things, scientific technology will provide you with by far the most efficient way of doing so. But if you want to do good, to solve the world's problems, to progress in the best value-laden sense, once again, there is no better means to those ends than the scientific way.
I believe there are no questions that science can't answer about a physical universe.
It has not escaped our notice that the specific pairing we have postulated immediately suggests a possible copying mechanism for the genetic material.
The total disorder in the universe, as measured by the quantity that physicists call entropy, increases steadily over time. Also, the total order in the universe, as measured by the complexity and permanence of organized structures, also increases steadily over time.
Remember that all models are wrong; the practical question is how wrong do they have to be to not be useful.
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