Explore 25 things you didn't know could survive extreme conditions. Discover incredible organisms, from frozen frogs to ...

A stealthy parasite behind deadly sleeping sickness has been caught using an astonishing trick to evade the human immune system. Credit: Shutterstock A deadly parasite stays hidden by shredding its ...

Researchers found that intestinal tuft cells signal to crypt enterochromaffin cells by releasing acetylcholine, triggering serotonin release and activating a gut-to-brain vagal pathway during type 2 ...

Maybe you have lice and he has lice, and you’ve all had lice for weeks. The possibility is frightening. The uncertainty leads ...

There’s a botanical wonderland hiding in plain sight in Montecito, and most Californians have absolutely no clue it exists. Lotusland is the kind of place that makes you question whether you’ve ...

In much of South America, the main malaria vector is Anopheles darlingi. This mosquito species has diverged evolutionarily from the African vectors so extensively that it might be ...

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

Malaria parasites contain tiny spinning crystals that have puzzled scientists for years. New research reveals they’re powered ...

Some wellness influencers think many people have parasites and should use special supplements to flush them out. Is there science behind the claims?

Some people online believe many of us have dangerous parasites in our gut and need to flush them out with herbal supplements.

All animals, including humans, experience stress. Not the type where you worry about paying bills, but metabolic stress—triggered by starvation, obesity or bacterial infections. When we are in a ...