Scientists have discovered the strongest evidence yet that healthy vertebrates can have brain microbiomes. Samuel Velasco / Quanta Magazine The original version of this story appeared in Quanta ...

A new study in Proceedings of the Royal Society B reveals the surprising neurological landscape of fish brains. Harvard researchers map the internal structures of ray-finned fishes' brains in 3D ...

Social stress is bad for your brain. It's a prime suspect in the accumulation of oxidative stress in the brain, which is believed to contribute to mental health and neurodegenerative disorders—but the ...

A popular supplement often taken for its brain-boosting potential may have a dark side. Recent research suggests that an ingredient found in fish oil could have a counterproductive effect on the brain ...

One of the world's top centers for brain science is taking a huge gamble on a tiny, transparent fish. The Howard Hughes Medical Institute's Janelia Research Campus near Washington, D.C., has announced ...

Bacteria are in, around and all over us. They thrive in almost every corner of the planet, from deep-sea hydrothermal vents to high up in the clouds, to the crevices of your ears, mouth, nose and gut.