Edward Willett

Archives

To sleep, perchance to dream

[podcast]http://edwardwillett.com/wp-content/upLoads//2009/11/Dreaming.mp3[/podcast] Why do we dream? You’d think we’d know by now. Everyone dreams, and people have been fascinated by dreams throughout recorded history. But scientifically, their origin and importance remain uncertain. Do they serve some vital psychological or physiological function? Or are they just meaningless accidents of our brain’s wiring? A few years ago, Finnish psychologist Antti Revonsuo theorized that dreams evolved as a way to rehearse threatening situations. Silvio Scarone of the Universita degli Studi de Milano in Milan, Italy, explains it this way: “The environment in which the human brain evolved included frequent dangerous events that posed threats to human reproduction. These would have been a serious selection pressure on ancestral human populations and would have fully activated ...

Posted by Edward Willett at 14:34, November 12th, 2009 under Blog, Columns, Science Columns | Comment now »

Lucid dreaming

I enjoy my dreams, which are typically full of James-Bond/science-fictional elements.  Sometimes they're so exciting I regret waking up and not finding out how they end. Maybe I don't have to.  Apparently it's possible to learn to direct your dream while you're in it.  It's called lucid dreaming, and researchers at Stanford University have developed a kit to help you learn to do it. But first, a bit of background. Ancient people sought portents of the future in dreams.  Not-so-ancient people, such as Sigmund Freud, sought information about the psyche.  Today, the function of dreams continues to be debated.  Some experts think they're ...

Posted by Edward Willett at 5:56, April 10th, 2001 under Blog, Columns, Science Columns | Comment now »