Axons in the thalamus (pink) extended toward the cortex, while those in the cortex (green) extended toward the thalamus at 14 days post-fusion. A Japanese research team has successfully reproduced the ...

When the hair rises on the back of your neck through a process called piloerection or something hurts so much your primitive response prompts you to run away, your body can completely block out pain ...

Vagus nerve stimulation is a social-media sensation, promising instant stress relief. Here’s what the science really says about the body’s built-in “chill” circuit. Vagus nerve stimulators deliver ...

Creating a virtual brain may sound like a science-fiction nightmare, but for neuroscientists in Japan and at Seattle’s Allen Institute, it’s a big step toward a long-held dream. They say their ...

Like the seeds of a forest, a few cells in embryos eventually sprout into an ecosystem of brain cells. Neurons get the most recognition for their computing power. But a host of other cells provides ...

Software developer Piriform has released CCleaner 7, the latest version of its popular Windows tune-up tool. The update not only brings a fresh design, but also several practical improvements designed ...

It used to be thought that without the cerebral cortex, consciousness could not exist. New research, however, has found that humans and animals missing part or all of their cortices are still capable ...

Woman's unfiltered photos before and after facelift at 74 go viral Here are the four Republicans who helped force a vote on releasing Epstein files Archaeologists Tunneled Into a Sealed Crypt—and ...

We’re celebrating 180 years of Scientific American. Explore our legacy of discovery and look ahead to the future. Billions of nerve cells send signals coursing through our bodies, serving as conduits ...

After a brain stem stroke left him almost entirely paralyzed in the 1990s, French journalist Jean-Dominique Bauby wrote a book about his experiences—letter by letter, blinking his left eye in response ...

Depression is a mental health disorder characterized by a recurrent or persistent sadness and a loss of interest in activities that were previously deemed pleasurable, sometimes accompanied by changes ...

Gut support cells communicate with surprising precision – like brain neurons – using tiny extensions to send instructions to the stem cells responsible for maintaining and healing the intestine. The ...