News
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AstronomyUV telescopes: One dead, one revived
One ultraviolet observatory burned up in Earth's atmosphere late last month while another has gotten a new lease on life.
By Ron Cowen -
Women whiff men in sniff proficiency
Women of reproductive age exhibit a unique ability to learn to detect specific smells with great sensitivity, an aptitude that may reflect the activity of female hormones in the brain.
By Bruce Bower -
AnimalsYellower blue tits make better dads
The yellow feathers on a male blue tit's breast could tell females that he'll be a good provider for the chicks.
By Susan Milius -
PlantsTropical plants grow cool flowers
Tropical plants that position their flowers in the general direction of the sun are keeping the temperature comfortable for pollinators.