Post-menopausal women with lower levels of testosterone are more likely to suffer from heart disease. Research, published in the June edition of the European Journal of Endocrinology, shows that…

A fat-derived protein known for its effects on the liver and skeletal muscle might also serve as an energy-conserving signal to the brain during periods of starvation, suggests a new study. The…

Women don't just like men with muscles — they go for them. Men who are more muscular than average are much more likely to have short-term affairs and multiple sex partners than their scrawnier peers…

Those of us attempting to curb our emissions can soon travel with a little less guilt. Boeing unveiled its ~300-seat greenliner in Seattle yesterday. Made largely of composites, it is lighter than…

A multi-institutional consortium including Duke University has created startlingly crisp 3-D microscopic views of tiny mouse brains -- unveiled layer by layer -- by extending the capabilities of…

Back in June, John Greally, a biologist at Albert Einstein, wrote a frustrating Nature commentary on the ENCODE project in which he repeatedly and wrongly suggested that before ENCODE, biologists…

Looking at the chemical composition of stars that host planets, astronomers have found that while dwarf stars often show iron enrichment on their surface, giant stars do not. The astronomers think…

Johns Hopkins researchers have added to the growing mound of evidence that many of the genetic bits and pieces that drive evolutionary changes do not confer any advantages or disadvantages to humans…

By looking at temperature fluctuations and reduced agricultural production in eastern China's past, David Zhang from the University of Hong Kong and his colleagues say they can predict the…

Fossilised midges have helped scientists at the University of Liverpool identify two episodes of abrupt climate change that suggest the UK climate is not as stable as previously thought. The episodes…