First a river ran blood red. Now Argentina's beloved giant rodent, the capybara, has been coated in Hulk-green slime as ...

WASHINGTON, D.C. — Rat infestation in many world cities appears to be soaring ... Louisville and Tokyo — with the home of Mardi Gras showing the biggest drop in rat reporting.

A new study finds that rat infestation in many of the world’s cities appears to be soaring, especially in Washington ...

The biggest animal in the world is the adult blue whale. They’re also the largest mammal in the world ... The capybara looks a lot like a giant guinea pig, but instead of fitting into your hand this ...

The Goliath birdeater doesn't just it birds. It also eats small rodents, frogs and insects. Milan Zygmunt / Shutterstock ...

That lake and its chamber, discovered beneath Turkish baths in the capital city of Budapest, were "the biggest active, water-filled thermal water cave and hall in the world" at the time they were ...

More rats: that's the latest indignity that climate change is dumping on major cities around the world, including in Canada's largest city, according to a new study from a group of global rodent ...

The mighty telescope is expected to see its "first light" by 2028. The frame of the dome that will house the world's largest telescope has been completed, marking another key milestone in the ...