Washington, November 20 : A study conducted by University of Pennsylvania School of Medicine researchers has revealed how men and women show different neural responses to psychological stress.

Washington, November 20 : It sounds a bit bizarre, but worms can be a potential source of chemical compounds that may help battle harmful germs.

Washington, Nov 20 : Scientists have developed a new tool for quantitatively measuring elusive atmospheric chemicals that play a key role in the formation of photochemical smog.

Washington, Nov 20 : A new study has shown that in cell cultures stress hormone norepinephrine appears to hasten the biochemical signals that stimulate certain tumour cells to grow and spread, cons

Washington, Nov 20 : A new study has shed light on the prevalence of eating disorders amongst adolescents of various ethnic groups by finding that male adolescents are at an increased risk of devel

Washington, Nov 20 : A study has identified a family of proteins key to the formation of the communication networks critical for normal brain function.