US President Donald Trump claims to have 'captured' Venezuelan President Nicolas Maduro. Venezuelan defence minister Vladimir Padrino López said the American actions were a 'vile and cowardly attack ...

A pupil has tragically died following a "medical emergency" at a school. Police and paramedics rushed to St Wilfrid's RC College in South Shields just after 9.15am on Thursday. The secondary school, ...

Pupils are the black circles located in the center of your iris, or the colored part of your eye. The pupil allows light to enter your eye and often changes in size. When your pupils appear larger, ...

For over a century, scientists believed that light, focus distance, and cognitive effort were the main forces behind changes in pupil size. But a new discovery adds breathing to that list. Researchers ...

Visual illusions of motion are a major source of interest in the vision research community. Explaining how a still image can produce an illusory perception of motion is important for a more complete ...

The iris is a structure behind the transparent cornea of the eye. It has a circular opening called the pupil that changes size in response to the light level. Your pupils are usually the same size as ...

The horizontal axis represents the time elapsed following the presentation of the image, while the vertical axis denotes the degree of change in pupil diameter relative to the image presentation. A ...

Zara [an alias], a dedicated English teacher for over 20 years, contacted the World Socialist Web Site to speak about her dismissal as a supply teacher for speaking to her pupils about the situation ...

Scientists from the Max Planck Institute of Psychiatry measured the pupillary reaction of participants while they were solving a task. In healthy participants, the pupils dilated during the task in ...

New findings suggest that measuring changes in how pupils react to light could help predict recovery from depression and personalize transcranial magnetic stimulation (TMS) treatment of major ...