Have you ever noticed a poster with a pair of staring eyes next to a line that reads: “Please donate here.” Or “No illegal parking?" Some studies claim that these watching eye images nudge people ...

Researchers have developed a noninvasive technique that can capture images of rod and cone photoreceptors with unprecedented detail. The advance could lead to new treatments and earlier detection for ...

Ah, the 1990s. It was a simpler time, when the web was going to be democratic and decentralised, you could connect your Windows 95 PC to the internet without worrying much about it being compromised, ...

A portable device attached to a smartphone can help capture precise images of the retina to diagnose eye disease. The new method by a startup company, Phelcom Technologies, is a lower cost tool that ...

In Botswana, farmers graze their cattle at the edge of the Okavango Delta. The region is teeming with wildlife, including hungry predators with a taste for beef. “Lions and leopards, in particular, ...

Double vision, or diplopia, occurs when a person sees two images instead of one. Performing certain eye exercises may help to reduce double vision in some cases. When a person has double vision, the ...