Why do leopards have rosette（莲座丛） shaped markings but tigers have stripes? Rudyard Kipling suggested that it was because the leopard moved to an envir...
Estrogen（雌性激素） therapy used by menopausal（更年期的） women causes a type of ovarian（卵巢的，子房的） cancer to grow five times faster, according to a new study by ...
A study published Oct. 19 in the open access journal Public Library of Science (PLoS) ONE, shows that not just human memories fade. Scientists from Ar...
In the United States, friends often share intimate details of their lives and problems. However, such self-disclosure（揭露，揭发） is much less common in Ja...
Researchers at the Allen Institute for Brain Science have found that the same genes have different activity patterns in the brain in individuals with ...
Proton beam therapy（辐射治疗） is safe and effective and may be superior to other conventional treatments for Stage I inoperable（不实用的，不能动手术的） non-small cel...
Procedural sedation（镇静） and analgesia（止痛） is an essential element of care for children requiring painful procedures in the emergency department. The p...
The eyes of sheep infected with scrapie（痒病） – a neurological disorder similar to mad cow disease – return an intense, almost-white glow wh...
Clear-cut logging and related road-building in the 1950s and 1960s in southern Oregon's Siskiyou Mountains disrupted（破坏，分裂） soil stability and led...
The United States and many other heavily populated countries face a growing threat of severe and prolonged（延长的，拖延的） drought in coming decades, accordi...