Less than one-quarter (23%) of children with HIV/AIDS who need treatment are getting it, according to a report released by the World Health Organizati...
Researchers at the University of Pittsburgh have invented a new type of electronic switch that performs electronic logic functions within a single mol...
Cortisol（皮质醇） may be the Swiss Army knife of hormones in the human body-just when scientists think they understand what it does, another function pops...
Distrust is the central motivating factor behind why religious people dislike atheists（无神论者） , according to a new study led by University of British C...
In the distant reaches of the universe, almost 13 billion light-years from Earth, a strange species of galaxy lay hidden. Cloaked in dust and dimmed（使...
Despite aggressive demand-management policies announced in recent years, China's oil use could easily reach levels comparable to today's U.S. ...
Traditional media, such as newspapers and television news, require readers and viewers to intentionally seek out news by picking up a newspaper or tur...
As the Arctic warms, greenhouse gases will be released from thawing（融化） permafrost（永久冻土） faster and at significantly higher levels than previous estim...
As global temperatures rise and climatic zones move polewards, species will need to find different environments to prevent extinction. New research, r...
Imagine a runaway boxcar（货车车厢） heading toward five people who can't escape its path. Now imagine you had the power to reroute the boxcar onto diff...