Add Yahoo as a preferred source to see more of our stories on Google. Vampire bats have complex social relationships. Samuel Betkowski/Moment via Getty Images You can probably picture a vampire: Pale, ...

Highlights of Major League Baseball players using unusual bat designs, including popular “torpedo” bats that have drawn attention this season.

Bats usually get cast as spooky night dwellers who dart through the dark or hang upside down in attics. But there’s a lot more to them than Halloween stories suggest. Here’s a look at the surprising ...