Our eyes are tuned to only a tiny proportion of the electromagnetic spectrum, but it’s where the Sun is brightest.

“It’s possible that the mice weren’t seeing them,” admits Shin, “because the technique has involved a relatively small number of neurons, for technical limitations. But in the future, one could expand ...

Size is important, but the correct size for the TV-frequency band is most important. The simplest antenna is a half-wave ...

Put your eyes to the test with this new stereogram illusion! Stare at the pattern and reveal the hidden 3D surprise.