Winter may be behind us, but do you remember the challenge of waking up on those cold, dark days? Temperature affects the behavior of nearly all living creatures, but there is still much to be learned about the link between ...
May 21, 2020
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Stanford University School of Medicine scientists have identified a brain circuit that's indispensable to the sleep-wake cycle. This same circuit is also a key component of the reward system, an archipelago of interconnected ...
Sep 5, 2016
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(Medical Xpress)—The difficulty of studying sleep- and wake-dependent changes in neural activity in humans has led to comparative studies using animal models. Though MRI technology allows researchers to study macro-level ...
(Medical Xpress)—When the mind is at rest, the electrical signals by which brain cells communicate appear to travel in reverse, wiping out unimportant information in the process, but sensitizing the cells for future sensory ...
Mar 19, 2013
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Why do we spend roughly 10 percent of our waking hours with our eyes closed - blinking far more often than is actually necessary to keep our eyeballs lubricated? Scientists have pried open the answer to this mystery, finding ...
Dec 28, 2012
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An ongoing lack of sleep during adolescence could lead to more than dragging, foggy teens, a University of Wisconsin-Madison study suggests.
Oct 9, 2011
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With the novel use of a technique that uses light to control brain cells, Stanford University researchers have shown that fragmented sleep causes memory impairment in mice.
Jul 25, 2011
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If you've ever lost your keys or stuck the milk in the cupboard and the cereal in the refrigerator, you may have been the victim of a tired brain region that was taking a quick nap.
Apr 27, 2011
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During sleep, the brain weakens the new connections between neurons that had been forged while awake—but only during the first half of a night's sleep, according to a new study in fish by UCL scientists.
6 hours ago
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From Aristotle's musings on the nature of time to Einstein's theory of relativity, humanity has long pondered: how do we perceive and understand time? The theory of relativity posits that time can stretch and contract, a ...
Jul 13, 2023
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