Who was Ralph Alpher and what impact did he have on the world of physics?

  • Context: Undergrad 
  • Thread starter Thread starter robphy
  • Start date Start date
Click For Summary
SUMMARY

Ralph Alpher, who passed away in 2007, is renowned for his pivotal contributions to cosmology, particularly through the Alpher-Bethe-Gamow paper that laid the groundwork for the Big Bang theory. His work established the framework for understanding the early universe's expansion and the formation of elements. The upcoming History Channel program titled "Beyond the Big Bang" aims to explore the human story behind these scientific concepts, featuring interviews with leading physicists and historians. This program is set to air in September 2023 and will delve into how humanity has come to understand the universe's origins.

PREREQUISITES
  • Understanding of the Big Bang theory
  • Familiarity with cosmological concepts
  • Knowledge of key figures in physics such as Alpher, Bethe, and Gamow
  • Awareness of the evolution of scientific thought regarding the universe
NEXT STEPS
  • Research the Alpher-Bethe-Gamow paper and its implications for modern cosmology
  • Explore the History Channel program "Beyond the Big Bang" for insights into the human aspect of scientific discovery
  • Study the contributions of Ralph Alpher to astrophysics and cosmology
  • Investigate the historical context of the Big Bang theory and its acceptance in the scientific community
USEFUL FOR

Students of physics, cosmologists, historians of science, and anyone interested in the development of theories about the universe's origins will benefit from this discussion.

robphy
Science Advisor
Homework Helper
Insights Author
Gold Member
Messages
7,329
Reaction score
2,855
https://www.physicsforums.com/blog/2007/08/22/ralph-alpher-1921-2007/
 
Space news on Phys.org
robphy said:

Thanks for posting this.
One of the links in your blog post is to a History Channel program that is supposed to be broadcast in September
http://www.history.com/shows.do?action=detail&episodeId=242353 .
It is listed as 120 minutes, so maybe it comes in parts I and II.
the title is "Beyond the Big Bang"
but I would not expect it to get into a discussion of quantum cosmology and the removal of the cosmological singularity
the brief summary indicates that it is more the human story of how people got the basic ideas about the early universe."The universe began with a massive expansion, billions and billions of years ago, and it continues to expand with every passing second. The idea that the universe, and man's very existence, began with a "Big Bang" is no longer a topic of debate among most scientists--it is essentially taken as fact. How has man come to this conclusion, and how has our knowledge evolved so that we can recreate the very first seconds of our universe and all that has developed since? Interviews with the world's leading physicists and historians are woven together with animated recreations and first-person accounts to explain concepts such as the formation of galaxies, the creation of elements and the formation of Earth itself."Tuesday, September 04 08:00 PM

Wednesday, September 05 12:00 AM

Saturday, September 08 08:00 PM

Sunday, September 09 12:00 AMAlpher's name is unforgettable because of that paper with three co-authors
Alpher, Bethe, and Gamow

Robphy, do you have any knowledge about Alpher you want to share, his special contributions to cosmology or astrophysics, his personal life?
 
Last edited by a moderator:
I never met Alpher and, unfortunately, don't know much about him. I found out about his passing when I happened to stumble on the Union College physics website. Then, I recalled a classmate from high school who went to college in the Albany area and possibly interacted with him. From a little googling and following links, I wrote the PF blog entry.

I just found this blog entry with comments that is a little more personal
http://scienceblogs.com/principles/2007/08/ralph_asher_alpher_19212007.php
 
Last edited by a moderator:

Similar threads

  • · Replies 7 ·
Replies
7
Views
2K
  • · Replies 4 ·
Replies
4
Views
2K
Replies
20
Views
2K
  • · Replies 1 ·
Replies
1
Views
2K
Announcement RIP Vanadium 50
  • · Replies 50 ·
2
Replies
50
Views
6K
  • · Replies 1 ·
Replies
1
Views
4K
  • · Replies 25 ·
Replies
25
Views
3K
  • · Replies 11 ·
Replies
11
Views
3K
  • · Replies 3 ·
Replies
3
Views
1K
  • · Replies 1 ·
Replies
1
Views
1K