A key advantage of the team's technique is its ability to see individual variations in the generation of alpha and beta waves ...

Beta waves (13-16 Hz) occur when we are awake and alert. Alpha waves (8-12 Hz) happen when we are relaxed with eyes closed, as in meditation. Theta waves (4-7 Hz) are common in the lighter stages ...

Patterns of neural activity known as alpha waves, long thought to originate in the thalamus, may actually stem from a different brain region entirely. Amanda was an associate editor at The Scientist, ...