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A Moment of Science
Aging makes the brain less able to initiate and sustain sleep.
As early as their 20s, people can experience a decline in the efficiency of their sleep receptors.
Deer saliva sends a chemical signal to trees' cells that increases their production of salicylic acid.
Trees know when someone or something is eating them.
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Scientists discover the switch that turns on the aging process.
Have you ever seen a pirate perch in the wild?
Pirate fish are not only ravenous predators, they appear to be masters of deception.
Yes, kids under eleven have been known to regenerate fingertips. Learn more on this Moment of Science.
Do fish have olfactory senses? How do they smell without a "nose?" Find out on this Moment of Science.
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