Nearly 2 million children, or approximately 3 percent to 5 percent of young children in the United States, are considered to have ADHD. This disorder affects a child’s ability to focus, concentrate…

A paper published this week in the open access journal PLoS Medicine provides strong evidence that one specific part of the genome is associated with rheumatoid arthritis. Rene Toes and colleagues…

A team led by biophysicist Jeremy Smith of the University of Tennessee and Oak Ridge National Laboratory (ORNL) has taken a significant step toward unraveling the mystery of how proteins fold into…

Whether a smoking-cessation drug will enable you to quit smoking may depend on your genes, according to new genotyping research from the Centre for Addiction and Mental Health (CAMH). The study,…

For two generations of physicists, it has been a standard belief that the neutron, an electrically neutral elementary particle and a primary component of an atom, actually carries a positive charge…

Who knew that the sex lives of African bat bugs could be so interesting? Males with female genitalia, female bugs with 'paragenitals' on their abdomens that guide the males to the right spot by…

Good-looking people capture our attention and render us temporarily helpless to turn our eyes away from them, according to a new Florida State University study. That applies to men and women and, in…

The "Victorian Era", named for the period when Queen Victoria was Queen of England and the British Empire was at its apex, is now regarded as one of either impeccable manners and dress or one of…

For the first time scientists have been able to film, in real time, the nanoscale interaction of an enzyme and a DNA strand from an attacking virus. Researchers from the University of Cambridge have…

Women and men appear to respond differently to the same biochemical manipulation. Major depressive disorder (MDD) is one of the most common mental disorders, and it is also one of the most studied.…

A new study published in Nature Genetics on Sunday 16 September 2007 show that common, complex diseases are more likely to be due to genetic variation in regions that control activity of genes,…

Cancer-causing genes can work in more powerful and sneaky ways than have been realized. Scientists have shown that a gene named JAK that is closely related to a common cancer-causing gene in people…

As I’m having a baby my mind has recently been turned to thoughts of the very weird and wonderful world of developmental biology. As a new parent tracks the progress of their child, you can’t help…

Peat and vegetation in northern areas may help protect permafrost from the effects of climate change, according to a recent study by McMaster researchers published in Geophysical Research Letters.…

Androstenone is a derivative of testosterone that is a potent ingredient in male body odor. To some it smells like stale urine, others find it sweet and pleasant. Some can't smell it at all.…

Because Gary Taubes is probably the country’s best health journalist, his article in today’s NY Times Magazine (”Do We Really Know What Makes Us Healthy?”) about the perils of epidemiology especially…

French surgeons successfully removed a woman’s gall bladder through her vagina, according to a report in the September issue of Archives of Surgery. The history of surgery has moved toward less…

If you've ever watched birds at a feeder, you've seen changes in how many birds feed from season to seasons and year to year. Do some of the long-term shifts reflect changes in the environment and…

A groundbreaking environmental study to be published in a prestigious American science journal proves that mercury atmospheric emissions will end up in fish in as little as three years. Biologists…

Overturning the conventional theory that airborne soot emissions cause regional cooling it has been found that brown clouds of airborne soot can contribute up to a third of atmospheric warming…