Star Threatens Earth: Is it Real?

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Discussion Overview

The discussion revolves around the potential threat posed by a star, specifically in the context of gamma-ray bursts (GRBs) and their implications for Earth. Participants express skepticism regarding media portrayals of scientific risks and debate the speculative nature of the claims made in the article.

Discussion Character

  • Debate/contested, Exploratory, Conceptual clarification

Main Points Raised

  • Some participants express skepticism about the credibility of technical claims presented in mass media.
  • There is a consensus that the possibility of a real danger from the star is highly speculative.
  • One participant notes the alarmist tone of the article, suggesting it may exaggerate the risks involved.
  • Another participant references a source that suggests a potential threat from GRBs but believes there is ample time (500 million years) to prepare.
  • One participant argues that no GRBs have been observed in nearby galaxies, deeming the probability of a threat to humanity as very remote.
  • There is a suggestion that if humanity survives long enough, it may develop the capability to mitigate such threats.

Areas of Agreement / Disagreement

Participants generally agree that the claims about the threat are speculative and that media portrayals may be alarmist. However, there are differing views on the likelihood of a GRB occurring and its potential impact on Earth.

Contextual Notes

Participants highlight the speculative nature of the discussion and the lack of observed GRBs in nearby galaxies, which may influence their assessments of risk.

engineroom
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http://www.stuff.co.nz/4426392a10.html

Is this for real? I am somewhat sceptical of anything of a technical or scietific field that I read in the mass media.
 
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Reading it through, it seems that the possibility of a real danger is highly speculative.
 
mathman said:
Reading it through, it seems that the possibility of a real danger is highly speculative.


Highly speculative yes but don't you love how alarmist the tone & headline are.
 
engineroom said:
...I am somewhat sceptical of anything of a technical or scientific field that I read in the mass media...
Agreed. I used my good friend Google and found http://www.usyd.edu.au/news/84.html?newsstoryid=2181".As for the actual article itself, it's definitely possible, http://www.nasa.gov/vision/universe/starsgalaxies/gammaray_extinction.html" seem to think so.. but I think we have 500 million years or so to plan for it..
 
Last edited by a moderator:
No GRB has been observed in any nearby galaxy, much less our own. I deem the probability very remote. If humanity persists for another 500 million years, I anticipate we will have long since acquired the ability to dodge such a bullet.
 

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