The Waterloo Differential Acuity Test (WatDAT) – which was developed with funding from Fighting Blindness Canada – assesses ...

Visual illusions are mind-bending images that challenge our perception and visual skills. These illusions provide fascinating insights into how our brain processes this complex visual information.

In this optical illusion, you are challenged to find the hidden number 54 in the pool of identical-looking 43s. You will get ...

A 55-year-old white man with a medical history of well-controlled type 2 diabetes, rheumatoid arthritis and fibromyalgia ...

Picture puzzles that challenge you to find the odd one out or items without a pair are designed to test your visual matching ...

AI is advancing our understanding of the complexities of age-related macular degeneration, according to a presenter.

Optical illusions are mind-bending images that challenge our perception and visual skills. These illusions provide deep insights into how our brain processes such complex visual information. Optical ...

The Epson Lifestudio Flex Plus ($999.99) is a strong contender among portable projectors, thanks to its high-quality image, ...

The line between political critique and outright sedition has never been so dangerously thin. In a furious late-night tirade against his media adversaries, President Donald Trump has weaponised some ...

However, international evidence indicated that drivers with a visual impairment, in particular glaucoma, cataract and ...

In 2010, Taipei introduced the Tian-Tian 120 [120 every day] public health campaign – where school children were encouraged ...

New Oval Office photos 'brutally expose' Donald Trump's thinning hair and show band-aids on his hand, sparking fresh health ...