Our brain and eyes can play tricks on us—not least when it comes to the expanding hole illusion. A new computational model ...

The human eye’s estimated resolution is superior to even the most advanced cameras. But is it really that simple?

When evolution skeptics want to attack Darwin's theory, they often point to the human eye. How could something so complex, they argue, have developed through random mutations and natural selection ...

This prospective case-control study included 85 patients with lung involvement related to the COVID-19 virus and a group of ...