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Yale scientists may have found how Parkinson's disease spreads through the brain

Yale researchers have identified a two-protein complex that may explain how Parkinson's disease spreads between neurons in the brain.

NASA is keeping Voyager 1 alive by switching off instruments and heaters one by one—but it cannot let the spacecraft become so cold that its fuel lines freeze. If those lines fail, Voyager could lose the thrusters that keep its antenna aimed at Earth, per

NASA is managing the gradual power decline of Voyager 1 as it approaches a historic distance of one light-day from Earth.

Scientists have discovered the oldest quasar ever seen, and it shines with the light of a trillion suns

The Subtle Physical Clue That Could Indicate Your Dog Has Dementia

Veterinary experts are highlighting shorter walking strides as a potential early warning sign of canine cognitive dysfunction.

Scientists May Have Detected The First Signature of a Black Hole's Event Horizon

Scientists report the first potential detection of a black hole's event horizon, the critical 'point of no return.'

Solid-state material turns visible light into high-energy UV at sunlight intensity, expanding solar energy potential