Science
fromNature
1 month agoDaily briefing: How the brain boots up from sleep to wakefulness
A wave of wakefulness transitions from the front to the back of the brain as we wake up.
A box spring involves a wooden frame or base that contains innerspring coils or has coils set atop the base. A fabric casing is often involved to keep everything contained. This is a deliberate design choice, because the coils in the box spring are springing up to meet the mattress atop it.