Five Familiar Science Myths: Correct the Claim Without Creating a New Oversimplification
The archive advertises six misconceptions but its surviving list centers on five themes: lightning, the Moon, brain use, alcohol and shaving.
The archive advertises six misconceptions but its surviving list centers on five themes: lightning, the Moon, brain use, alcohol and shaving. This edition keeps those subjects while avoiding the trap of replacing a false slogan with an equally broad opposite. A useful correction identifies what the claim means, what evidence addresses it and where a simplified answer still needs context.
Lightning can strike the same place repeatedly
The National Weather Service explicitly rejects the idea that a previously struck location is protected. Do not choose shelter based on that myth. Use current official lightning-safety guidance, including seeking a suitable substantial building or hard-topped vehicle when appropriate. A memorable saying is not a risk assessment, and a place being dry or outside the heaviest rain does not establish safety during a thunderstorm.
The far side of the Moon is not permanently dark
NASA explains that the Moon has changing day and night conditions. The far side is the side generally turned away from Earth, not a hemisphere that never receives sunlight. Phase and viewing geometry are different concepts. A phrase can survive in popular culture while being misleading as a scientific description. Identify whether dark is being used metaphorically or as a literal claim about illumination.
Avoid the ten-percent brain story
The claim that people use only a tiny fixed fraction of the brain is not a useful model of ordinary brain function. Different activities involve different patterns, and unused potential is not a literal dormant reserve unlocked by a trick. Do not buy a product merely because it promises to activate the remaining percentage. A neuroscience claim needs appropriate evidence, not a compelling number attached to a self-improvement pitch.
Alcohol needs a health-based explanation
A simplistic statement about brain cells should not be debunked into a claim that drinking is harmless. NIAAA describes important brain and broader health risks associated with alcohol. Dose, patterns and individual circumstances matter. Do not use a myth list to justify unsafe consumption or self-treat withdrawal. Individual concerns belong with qualified professionals, and a general article cannot determine a safe personal amount.
Shaving changes an appearance, not a personality or a health diagnosis
Claims about hair looking thicker after shaving need to distinguish the cut surface and perception from a change in underlying growth. Avoid turning a grooming observation into a universal biological promise. If hair or skin changes are concerning, seek suitable advice. The broader lesson across all five topics is to define the claim carefully and use a reliable source, rather than trusting either the original slogan or a dramatic opposite.
Sources and further reading
Publisher archive
This independently rewritten adaptation revisits a topic from the publisher’s Kingdom of Men archive. The publication date above is the date of this edition, not verification that a historical event happened recently.