It would be a very interesting result IF it were confirmed to be true.
Most of the comments explain that the authors had a history of similar claims that were not confirmed, that the journal where it appears is not very credible and that the evidence is not unquestionable. These are very big red flags for a groundbreaking new like this. And many of the comments are written by well known members of this community.
From pg: (4 years ago): https://news.ycombinator.com/item?id=429881
Sometimes. If the headline sounds preposterous, I sometimes check the comments to see if it has been locally debunked before clicking on the link to the article.
I still read the article to have my own opinion. But, please, before upvoting an interesting the article, read the comments to see if there is any possibility that it is true.