It is an article of faith among many critics of public schools that there is no correlation between spending and learning outcomes. But it's not s...
Latest insights into immunity to HIV could help to develop a vaccine to build antibodies' defences against the disease, a University of Melbourne,...
Obesity is socially contagious（蔓延的、传染的）, according to research published in the past few years. How it is "caught" from others remains a mur...
Using advanced DNA analysis and extensive field work, an international research team has confirmed the link between leprosy（麻风病） infection in American...
Extremely premature infants who screen positive for autism spectrum disorder (ASD，泛自闭症障碍症候群) at 18 months of age may not actually have autism. Rather,...
Pregnant women who are obese are less able to fight infections than lean women, which could affect their baby's health after birth and later in li...
Giving poor families land on which to grow crops has been shown to improve child nutrition. New research also shows that giving families non-agricultu...
Exposure to secondhand smoke, even at extremely low levels, is associated with increased blood pressure in boys, according to new research being prese...
近日，美国东南部多个州受极强龙卷风袭击，目前已有至少295人遇难。据悉，此次龙卷风为1974年以来美国遭遇的最强龙卷风，灾害损失最重的是阿拉巴马州，先后发生了137次龙卷风，有131人因此丧生。A tornado moves through Tuscaloosa, Ala., on Wednesda...
If a pregnant woman is exposed to bisphenol A (BPA), especially during the first trimester（三个月） , her child may be at higher risk of wheezing（哮喘） earl...