While late M-stars are the easiest places to find Earth-sized planets, a new study suggests they are biological dead ends where animal life may never find enough fuel to evolve.

19. The largest known prime number contains 41,024,320 digits. 20. Frogs breathe and drink through their skin. 21. A bullet ...

Birds are the most diverse land vertebrate on the planet, and now scientists have constructed a complete evolutionary tree of the 11,000 or so known species. This data came from hundreds of studies ...

A list of animated cartoon series that kids who are obsessed with animals can watch to learn about ecosystems, animals and ...

Although the phrase "what came first, the chicken or the egg" at first appears paradoxical, science confirms that the egg maintains temporal supremacy. However, a new study from the University of ...