A tiny fish is helping scientists understand how the anesthetic drug ketamine relieves depression. NPR's Jon Hamilton reports on research showing how ketamine altered the brain of a zebrafish.

New research shows that the anesthetic ketamine keeps fish from giving up — and the way it works may help figure out how it works in humans and lead to better medications for depression. Research that ...

The findings were published today (January 2, 2025) in Nature Cardiovascular Research. After a heart attack, the human heart loses millions of muscle cells that cannot regenerate, often resulting in ...

Through what I call “Infinite Education,” we can foster human value, ingenuity and ethical thinking to complement rather than compete with intelligent machines. In place of outdated ...

Human composting turns bodies into soil by speeding up “what happens on the forest floor,” according to Tom Harries, CEO of Earth Funeral, the human composting company the Muckenhoupt family ...

The long-held theory of human evolution says that modern humans originated in Africa and then migrated to other parts of the world. However, that “out of Africa” model is being challenged by a ...

One figure widely quoted by pest control companies: There are 1,000 pounds of termites for every human on Earth. If you like big numbers, the 2018 report is delicious reading. Recently ...

The couple was along the beach around 4:55 p.m. when they found what appeared to be a human jawbone on Smith Point County Park Beach in Shirley, Suffolk County police said. They promptly brought the ...

However, a fateful encounter with narcissistic soccer player Kang Si Yeol accidentally turns her human. Now, facing an ultimatum to fully embrace humanity or vanish, Eun Ho navigates this unwanted ...

The speed of the human brain's ability to process information has been investigated in a new study, and according to scientists, we're not as mentally quick as we might like to think. In fact, ...