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18903
One can question the basic assumptions of the people doing the study described in “Sedentary off-hours link to Alzheimer’s.” One would hope that going to church is not less an intellectual endeavor than others, though it may be less physical than knitting or gardening. Even TV can be intellectual if viewers are testing their ability […]
- Health & Medicine
Sedentary Off-hours Link to Alzheimer’s
People who have Alzheimer's disease in old age were generally less active physically and intellectually between the ages of 20 and 60 than were people who don't have the disease.
- Math
Mayan Mars
The curiously looping movements of the planets relative to the stars have presented all sorts of puzzles to keen, patient observers of the night sky.
