PERSISTENCE of vision is the basis of the cinematograph, but there is no persistence of vision when the eye is moved in ordinary circumstances. If there were, reading would be a difficult and slow ...

THE article by E. N. Willmer in NATURE of February 20 is interesting, but there is no evidence that the rods are percipient elements ; rather there is overwhelming evidence that they are nerve ...

The Flipper Zero can do all kinds of neat stuff, like helping you cut keys or decode various radio transmissions. However, until now, it hasn’t been particularly adept at persistence of vision tasks.