Questions tagged [experiments]

a scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact.

4 questions with no upvoted or accepted answers
Filter by
Sorted by
Tagged with
12 votes
0 answers
6k views

Do fleas jump lower after being covered by lid? If so, do their offspring adjust to this lower height?

This is one of the popular experiments mentioned in motivational books. Here is summary from a motivational webpage: At the beginning of the experiment a number of fleas are placed in a jar. The ...
wasyl's user avatar
  • 221
8 votes
0 answers
441 views

Are blind listening tests flawed?

Blind listening tests are strongly critiqued by Robert Harley in this editorial, published in The Absolute Sound. Harley seems to think the tests prove nothing. Every few years, the results of some ...
StackExchange saddens dancek's user avatar
7 votes
0 answers
8k views

Is yogurt affected by human emotions?

The documentary I Am (Wikipedia) (YouTube video) makes a number of claims, including that more signals are sent from the heart to the brain than vice-versa, and that the your emotion or mood can have ...
spot's user avatar
  • 79
6 votes
0 answers
443 views

Does the video Experiments in the Revival of Organisms depict genuine results?

The video in question, which is in the public domain. Warning: may contain disturbing imagery. http://archive.org/details/Experime1940 The 20 minute 1940 Russian video purports to show the results ...
John Rhoades's user avatar
  • 2,156