Scientists are in general agreement that the warmer conditions we have been experiencing are at least in part the result of a human-induced global warming trend.
出自-2014年6月阅读原文
The popular notion that older people need less sleep than younger adults is a myth, scientists said yesterday.
出自-2011年6月阅读原文
A concern of psychological scientists is the extent to which all of these characteristics are influenced by nature and nurture(养育), by genetic makeup and the environment.
出自-2010年12月阅读原文