Enlarge / The goggles in use. The red cap isn’t part of the system; it holds electrodes that are tracking the participant’s brain activity. (credit: Sahel et. al.) Our nerves’ electrical impulses are created by a class of proteins called ion channels, which let ions flow into and out of cells. But controlling the flow […]
Expand / Two eyes along with their optic nerves, also found to a radial area scan. (charge: BSIP/Getty Pictures ) Our visual system is more complicated, using photoreceptors that select incoming lighting and at least three different kinds of neurons between the mind. When in the brain, visual input signal is translated by numerous dedicated […]
Expand / / Prevent becoming those around your eyeball. Matt Cardy) There are precious few things which may make 2020 worse than it really is. However a rare bee bite directly to the eyeball could be among these. Physicians this week released a picture of just this unusual ocular impaling. The picture, emerging at the […]