The new work, published online today in Science, "fits with a long-standing view that sleep is for recovery that something is paid back or cleaned out," says David Dinges, a sleep researcher at the University of Pennsylvania.
The dirt that got into the air layers between the double panes could not be cleaned out, she said, and "when I could no longer see through the windows, they took them out, except for one in the terrace door, which they said was too expensive to remove".
"Anytime an election is completed... those materials are cleaned out," she said.
State water regulators have been demanding that polluted Coyote Creek, which cuts through the middle of the camp, get cleaned out, Bramson said.
The house was being cleaned out and prepared for sale, he said, adding that he did not know who owned the house or how long his friend had had the items.
By way of explaining it, Dr. Hooks, who said he had known the vice president since "his daddy had him clean out pigsties," said, "His heart is right, his mind is fixed, his spirit is on fire".
"We see sites that have totally been cleaned out," Mr. Baute said.
"A lot of stuff my parents brought down from Bridgeport when they cleaned out the basement," said Zigun, the forty-two-year-old founder of Coney Island, U.S.A., the sideshow's nonprofit parent.
Uber has "cleaned out" the Robotics Institute, said the source.
