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Nitrogen fixation is surprisingly high in coastal waters and may play a larger role than expected in carbon dioxide (CO2) uptake in these waters, a new study led by Duke University scientists shows.

The technology, developed by researchers at Imperial College London and The University of Hong Kong, can be used to measure hormones that affect fertility, sexual development and menstruation more quickly and cheaply than current methods.

Using telemetry units in hospitals to monitor patient health is standard practice. Now, a similar approach is proving to be invaluable for dolphins, too. 

An analysis of cervical precancers over a period of seven years showed that two strains of human papillomavirus (HPV) that have been targeted by vaccination since 2006 have declined, accounting for a smaller proportion of cervical disease, according to results published in Cancer Epidemiology, Biomarkers & Prevention, a journal of the American Association for Cancer Research.

Multiple sclerosis is an autoimmune disease that affects more than 2.3 million people worldwide.