Apple devices have been running HiDPI screens smoothly for years, while Windows and Android still struggle at times to make it work. Here's a look at what "Retina" means and why it's still important.

Retina Display is the name for the high-resolution screen technology Apple uses on various models of the iPhone, iPad, and other Apple products. It was introduced with the iPhone 4 in June 2010. Read ...

Impressive new work from an international team of scientists has demonstrated a potential way to restore vision in those suffering from degenerative diseases of the retina. A single injection of ...