The Sagan Standard: Extraordinary Claims Require Extraordinary Evidence - Effectiviology
The Sagan standard is related to astronomer Carl Sagan, who stated that “extraordinary claims require extraordinary evidence” (a dictum abbreviated as ECREE).
This means that the more unlikely a certain claim is, given existing evidence on the matter, the greater the standard of proof that is expected of it.
SIMILAR ARTICLES & IDEAS:
The double standard is a principle or policy that is applied in a different way to similar things, with no legitimate explanation. Thus, a double standard happens when two or more ...
The argument from a dictionary is a logical fallacy and happens when someone's argument is based, in a problematic way, on the definition of a particular term as it appears in a diction...
"We should ignore the theory of evolution because the dictionary says that a theory is just an opinion that you have about something you can't prove."
The person using this fallacy is basing their statement on a specific definition of the word "theory" while ignoring alternative definitions that will better capture the meaning of the term as it's used in a scientific context.
Not every use of a definition is necessarily fallacious. If the definition is properly justified and is selected in a properly justified way, it is generally not fallacious. However, it is fallacious when at least one of the following conditions are true:
Many layers of uncertainty along with thinking errors of scientists (blind spots) make the research or evidence untrustworthy about 42 percent of the time, according to a study.
When we read scientific studies, it helps to keep in mind the following: