Why can I see in my dreams when my eyes are closed? originally appeared on Quora: the place to gain and share knowledge, empowering people to learn from others and better understand the world. Answer ...

During sleep, one type of electrical oscillation in the brain called PGO waves (Ponto-Geniculate-Occipital) are thought to activate the visual cortex and serve as a visual dream generator during REM ...

Whether blind people dream or not depends on whether they were born with the condition or acquired it later. Research is inconclusive about whether blind-from-birth individuals dream. Conversely, ...

Blind people can and do dream, though their dreams can be somewhat different from those of sighted people. The type of imagery a blind person has in their dreams can also vary, depending on when they ...

Memory experts show sleeping rats may have visual dreams Memories of our life stories may be reinforced while we sleep, MIT researchers report Dec. 17 in the advance online edition of Nature ...

The COVID crisis throws into relief what happens when grief has—quite literally—nowhere to go. The evidence suggests that most people summon strengths that surpass their own expectations. During sleep ...

This article by Darren Reidy originally appeared on Van Winkle’s, the publication about sleep. It’s impossible for a sighted man to comprehend the experience of the blind. He can close his eyes and ...