A gene could prevent Parkinson’s disease

Parkinson’s disease is a neurodegenerative disorder characterized by the destruction of a specific population of neurons: the dopaminergic neurons. The degeneration of these neurons prevents the transmission of signals controlling specific muscle movem…

Black swifts descended rapidly during lunar eclipse

An international research team has studied the flight behavior of the mysterious black swift. They found, among other things, that the black swift rises to extreme heights during a full moon, seemingly catching insects in the moonlight. And, during a l…

Extended napping in seniors may signal dementia

Daytime napping among older people is a normal part of aging — but it may also foreshadow Alzheimer’s disease and other dementias. And once dementia or its usual precursor, mild cognitive impairment, are diagnosed, the frequency and/or duration of nap…

Monkeys play to reduce group tension

New research has discovered that monkeys use play to avoid conflict and reduce group tension. The study found that adult howler monkeys spend more time playing with other adults, rather than juveniles. And rather than being associated with fun or educa…