One of the world’s most contagious diseases — capable of infecting as many as 18 people from a single case — is on the rise again, a decade after it was wiped out in Australia.

Spain is bracing for an early and potentially severe mosquito and sandfly season this spring, as unusually heavy rainfall in ...

Measles is back in a big way — and it’s catching some doctors off guard. In North Carolina, hospital staff took a staggering two hours and 20 minutes to isolate 7-year-old twin brothers who arrived at ...

Ever since the release of the blockbuster Jurassic Park, the Tyrannosaurus rex has been associated with ground shaking tremors as it moved. But in fact, rather than stomping heel-first, the ...