Scientists still debate over why bats seem to harbour so many viruses.  Photograph: Olivier Farcy

The 2011 film Contagion seems strangely prescient when viewed in light of Covid-19. The disturbing movie features quarantines, face masks, Gwyneth Pal(...)

A pregnant Dinocephalosaurus catching a fish. Photograph: Dinghua Yang and Jun Liu/AFP/Nature Publishing Group

An extraordinary fossil unearthed in southwestern China shows a pregnant long-necked marine reptile that lived millions of years before the dinosaurs (...)

Close to extinction: a wild African dog. Photograph: iStock

Seven wild dog pups were born in Dublin Zoo recently. The four adults and the pups are sometimes mistaken by visitors for dogs or hyenas, but this is (...)