Are any of these animals still around today? Complex life has existed on earth for just over half a billion years, and in all that time the planet has seen some terrifying, weird, and incredible ...

A ton of videos comparing the sizes of stuff with other stuff have been all the rage for some time. There have been comparisons of fictional starships, for example, as well as ones of all the stellar ...

Paleoartist Roman Uchytel has created a gallery of size-comparison images that highlight the radical evolutionary journey that modern day animals have undergone when compared to their long-extinct ...

Q. My brother (a basketball player) says giraffes are the biggest land animals because they are the tallest. How do scientists determine what the biggest animals are? A. Scientists, as well as people ...

Q. My brother (a basketball player) says giraffes are the biggest land animals because they are the tallest. How do scientists determine what the biggest animals are? A. Scientists, as well as people ...