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 ...

Chances are, you can easily recognize the bald eagle (Haliaeetus leucocephalus). After all, how many other birds can you think of that have those iconic brown feathers and white heads? However, when ...

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 ...