健康与医疗系统
睡眠质量与睡眠时长，孰优孰劣？
一项新的研究表明，就像生活中许多其他美好的事情一样，适度睡眠也是一件好事。
最热内容
健康与医疗系统
Is quality over quantity better when it comes to sleep?
Like so many other good things in life, sleep is best in moderation, new research suggests.
教育与技能
Women have 'younger' brains than men
Women’s brains appear to be about three years younger than men’s of the same chronological age, metabolically speaking, according to a new study.
健康与医疗系统
Why sleepless nights could leave you more prone to Alzheimer's disease
Sleep deprivation can lead the brain to produce more of the Alzheimer’s-linked protein amyloid beta than the its waste-disposal system can handle, according to a small study.
健康与医疗系统
This existing malaria drug could protect babies from the Zika virus
Researchers have uncovered how the Zika virus infects fetuses through the body’s barrier to infection. They show that an existing malaria drug can protect the fetus from infection by bloc...
健康与医疗系统
Eyes could be a 'reservoir' for Zika
Genetic material from the Zika virus has been discovered in the eyes. The finding which may explain why some patients develop eye disease, including a condition known as uveitis that can ...
This is what happens in your brain when you take a risk
Scientists have located a region of the brain that kicks into gear when we make decisions that we’re not completely sure about.
Scientists have just mapped the outer layer of the brain
A detailed new map lays out the landscape of the cerebral cortex—the outermost layer of the brain and the dominant structure involved in sensory perception and attention, as well as langu...
How does the Zika virus move from mother to unborn baby?
Scientists say they have a clearer picture of how Zika virus infects a developing fetus, migrating from the mother’s bloodstream into the placenta, where it multiplies and then spreads to...