If you’ve ever shared a bed with someone with nocturnal lagophthalmos, especially if they didn’t warn you in advance, it’s ...

Most animals close their eyes when they sleep. But did you know some amazing creatures can actually sleep with their eyes open? It might seem strange, but these animals have developed abilities to ...

The animal kingdom is full of fascinating adaptations, and one of the most intriguing is the ability to sleep with one eye open. While humans drift into deep slumber with both eyes closed, several ...

Have you heard the saying about “sleeping with one eye open”? It’s a bit of metaphoric advice about staying vigilant—and a way to describe very light restless sleep. But sleeping with eyes open is ...

Laura holds a Master's in Experimental Neuroscience and a Bachelor's in Biology from Imperial College London. Her areas of expertise include health, medicine, psychology, and neuroscience.View full ...