What Makes the Universe's Size Such a Scary Inquiry into Human Nature?

AI Thread Summary
The discussion centers on the complexities of human nature and scientific inquiry, particularly regarding the question of the universe's size. It emphasizes the necessity for scientists to clarify what is meant by "size" before attempting to answer such questions, highlighting the importance of precise definitions and models in scientific research. The conversation acknowledges that understanding the universe's size involves grappling with fundamental constants like the gravitational constant and the speed of light. It also points out that scientific inquiry is an ongoing process filled with uncertainties, encouraging scientists to remain open to new ideas and continuously expand their knowledge. Ultimately, the discourse reflects on the vastness of the universe and the challenges inherent in scientific exploration.
Chronos
Science Advisor
Gold Member
Messages
11,420
Reaction score
751
Due to a peculiar combination of events, I've been thinking about human nature and the nature of scientific inquiry... a scary thought. For example, how does a scientist answer the question 'why is the universe exactly the size it is [feel free to insert the gravitational constant, speed of light, or alpha to taste]? Of course, being a scientist, your initial reaction is 'what size did you have in mind?' And the inquisitor immediately replies 'You call yourself a scientist and you don't even know how big the universe is?'
 
Physics news on Phys.org
One of the first things you have to understand to be a scientist is how little you understand! I doubt that any scientist would be bothered by 'You call yourself a scientist and you don't even know how big the universe is?'!

A scientist, researching "how big is the universe" would have to start by defining exactly what was meant by "how big". What kind of measure are you using? He/she would also need to think about what kinds of models might be used. How about a closed universe without boundary? How would you measure size then? Notice I said models (plural). It is very difficult to do any kind of research without some kind of model in mind but one should never feel bound to one model.

Of course, after having determined what definitions and what models you are using comes the important part- the "donkey" work: making the observations and doing the experiments.
 


I can provide a response to the given content.

It is indeed a scary thought to contemplate the nature of human beings and the scientific inquiry process. The question of why the universe is the size it is can be perplexing, and it is natural for a scientist to ask for clarification on what size the inquisitor has in mind. After all, as a scientist, one must always be precise and specific in their questions and answers.

When it comes to the universe's size, scientists have been studying and researching this question for centuries. There are various theories and explanations proposed by different scientists, but the truth is that we may never have a definitive answer. The universe is vast and complex, and our understanding of it is constantly evolving as we continue to make new discoveries.

One way to approach this question is to look at the underlying principles and constants that govern the universe. For example, the gravitational constant, speed of light, and alpha are all fundamental laws of nature that play a crucial role in determining the size and structure of the universe. By studying these principles, scientists can gain a deeper understanding of why the universe is the way it is.

It is also important to remember that science is a continuous process, and there will always be questions that we may not have the answer to. This is what makes scientific inquiry so exciting and challenging. As scientists, we must be open to new ideas and perspectives, and constantly strive to expand our knowledge and understanding of the world around us.

In conclusion, while the question of why the universe is the size it is may seem daunting, it is a testament to the vastness and complexity of our universe. As scientists, we must embrace the unknown and continue to push the boundaries of our understanding through rigorous inquiry and exploration.
 
Similar to the 2024 thread, here I start the 2025 thread. As always it is getting increasingly difficult to predict, so I will make a list based on other article predictions. You can also leave your prediction here. Here are the predictions of 2024 that did not make it: Peter Shor, David Deutsch and all the rest of the quantum computing community (various sources) Pablo Jarrillo Herrero, Allan McDonald and Rafi Bistritzer for magic angle in twisted graphene (various sources) Christoph...
Thread 'My experience as a hostage'
I believe it was the summer of 2001 that I made a trip to Peru for my work. I was a private contractor doing automation engineering and programming for various companies, including Frito Lay. Frito had purchased a snack food plant near Lima, Peru, and sent me down to oversee the upgrades to the systems and the startup. Peru was still suffering the ills of a recent civil war and I knew it was dicey, but the money was too good to pass up. It was a long trip to Lima; about 14 hours of airtime...
Back
Top