Anxiety disorders are severely debilitating, the commonest cause of disability in the US workplace, and a source of great anguish to individuals and their families. Although fear and anxiety are part of our natural response to stress, the causes of chronic and inappropriate levels of anxiety are complex and treatments unsatisfactory.
The end-Permian extinction, by far the most dramatic biological crisis to affect life on Earth, may not have been as catastrophic for some creatures as previously thought, according to a new study led by the University of Bristol.
The work of Faculty of Science PhD graduate Alex Gardner—published in Nature magazine in April—has revealed some alarming evidence that Canada's Arctic glaciers and ice caps have lost nearly as much water as there is in Lake Erie.
The structures of many protein molecules remain unsolved even after experts apply an extensive array of approaches. An international collaboration has led to a new, high-performance method that rapidly determined the structure of protein molecules in several cases where previous attempts had failed.