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Science News for August 25, 2003


Planetary tilt not a spoiler for habitation

Research suggests that planets with high tilt angles may be habitable if they have suitable geography, such as large oceans or continents near the equator. While extreme temperatures would make it difficult for simple life forms to survive, advanced water-dependent life could thrive in these environments.

SourcePenn State·JournalInternational Journal of Astrobiology·DateAug 25, 2003

Appreciation of humor doesn't change with age

A Canadian study found that appreciation and emotional reactiveness to humor doesn't change with age. However, the ability to comprehend more complex forms of humor diminishes in later years due to decreased cognitive abilities. Older adults still enjoy a good laugh but struggle with understanding nuanced humor.

SourceBaycrest Centre for Geriatric Care·JournalJournal of the International Neuropsychological Society·DateAug 25, 2003