Nobody had thought of a time machine until H.G. Wells wrote about it. Even the equal sign didn't exist until 1557. Our world's most basic ideas once struck someone like lightning.

Backdrop composed of child's mind illustration fused with fractal paint for projects on art ... earth against the background of an infinite universe. Mystical symbol of time mental math stock ...

Fractals are sometimes referred to as a “visual representation of math.” They can be observed in the spatial arrangements ...

Fractals are sometimes referred to as a “visual representation of math.” They can be observed in the spatial arrangements ...

Review Posted! <a href=" Unboxing and giving you a brief overview of the Fractal Design Define Mini mATX case. More ...

Full Review: <a href=" Hardware installation of the Fractal Design Define R4, more information on <a href=" More Case Videos: ...