A hands-on science festival at the Exploratorium invites visitors to explore the microscopic world through interactive ...

A study reveals how gut immune cells signal the brain to reduce appetite, with acetylcholine-driven activation of serotonin ...

Anyone who has weathered a bad stomach bug knows the feeling: a loss of appetite that sets in and lingers, even after the ...

The human body may seem like a single, self-contained system, but it actually hosts trillions of microscopic organisms. These ...

A new study traces the molecular pathway connecting the gut immune system to the brain during a parasitic infection, ...

It infects nearly one-third of the global population, yet its microscopic size makes the Toxoplasma gondii parasite difficult ...

Why do parasites cause loss of appetite? Scientists have identified a gut-to-brain signaling pathway involving tuft cells and ...

Scientists have uncovered how your body actually tells your brain to stop eating when you’re sick. In a new study, researchers found that specialized cells in the gut detect parasites and send signals ...

There's a virus within a bacterium within a parasite, and University of Kentucky researchers are figuring out how to make ...

Scientists finally cracked the mystery of why infections kill your appetite—and it all starts with hidden gut cells talking to your brain.