Chemical analysis of the letters of the legendary historical figure Vlad the Impaler, who inspired the fictional vampire Dracula, suggest he may have cried tears of blood, meaning that he probably ...

What is a vampire? There are blood-drinking creatures hailing from many countries' folklore, dating back thousands of years. But many modern notions of vampires started with the 1700s media frenzy ...

Vampire bats establish friendships by sharing regurgitated blood with their neighbours in a "kind of horrifying French kiss", a new study says. Researchers observing the mammals said their sharing ...