From losing inhibitions and anger to schizophrenia and dementia – science is uncovering the role small critters play in a range of illnesses and behaviours.
There's a growing body of evidence that shows we could be doing more for the close to billion children at risk of intestinal worms. We simply cannot afford to ignore it.
Scientists are making the terrifying useful.
Azteca ants are self-appointed protectors of coffee plants on Mexican plantations. But they have a lot to contend with from other insects.
Do you know your parasites from your gut commensals? Read this and you will.
No wonder scientists love it.
Resistance to a commonly used antimalarial medication, Atovaquone, can’t spread to the general human population, a new research found.
Cat-borne parasites that may affect human aggression aren't the only microscopic freeloaders that influence their hosts' brains.
What is the difference between these pathogens, and how dangerous are they?
Around 5% of common garden snails in and around Sydney contain larvae of the parasite Angiostrongylus cantonensis, commonly known as the rat lungworm.
Fleas have lived with people for as long as people have lived with pets.
The Romans are well known for introducing sanitation to much of their empire – but did it improve their health?
In many parts of the world, Christmas and mistletoe are inextricably intertwined. But in the natural world, mistletoe has long fascinated naturalists and scientists.
The collapse of Syria's health system is helping spread leishmaniasis but not in the way some media outlets have reported.
They might have ruled the world for millions of years but even dinosaurs can play host to parasites.
The way the Africa honeybee's deal with parasites and pathogens can teach western beekeepers and researchers how to adapt their bees to fight diseases.
Back in 2012, I had the great pleasure of meeting with William (Bill) Campbell at Trinity College. We were among a group of five receiving honorary doctorates from the University of Dublin.
Scientists William C Campbell, Satoshi Ōmura and Tu Youyou have been rewarded for their unglamorous but vital work on parasites that has improved the lives of millions.
There is much more than just parasitic features when it comes to nematodes: these tiny creatures are vital to ecosystems.
Scientists in Japan have discovered a new species of wasp that induces a zombie-like state in spiders in order to manipulate them into protecting the wasp’s own offspring.