When we think of penguins, we tend to think cute and energetic. But as they age, they also experience aches and pains, just ...

From 9-foot tall ostriches to albatrosses with gargantuan wingspans, here are some of the biggest birds in the world.

We've rounded up 15 of the hottest sci-fi and fantasy books hitting shelves this July, so you can spend less time searching ...