Puzzling quotes from astronauts about earth size
Posted by Lambda, at astronomy.stackexchange.com,
I have no doubt that we have been to the moon. This question has nothing to do with a moon landing hoax. But, there are two…
Thumb's Rule Tested: Visual Angle of Thumb's Width is about 2 Deg
Overview of attention for article published in Perception, June 1991
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In the top 25% of all research outputs scored by Altmetric
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High Attention Score compared to outputs of the same age (92nd percentile)
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