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Water and hydrogen sulphide: Similarities in bonding

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November 2, 2018

Oxygen and sulphur are found in the same column in the periodic table. But when they bond with hydrogen to form water or hydrogen sulphide, they seemed to have different properties. Now E Arunan from IISc explains why

Particulate Matter Matters: How five cities breathe

Atmospheric pollution by particulate matter of 2.5 microns higher in North Indian cities, say researchers. Out of five metros Delhi has the most suffocating air.

Obsessions and Compulsions

Researchers in NIMHANS, Bengaluru point out that the earlier findings about decrease in hippocampal volume in OCD patients may not be accurate. In fact, the hippocampus of OCD patients are more than in controls. However, in severe cases of obsessive compulsive disorder, the posterior part of the hippocampus seem to reduce in size.

Documenting ¬†Discrimination: Perceptions of plant gender

Plants that bear either male or female flowers differ in their medicinal properties depending on the sex of the plant. Do Ayurveda practitioners and folk healers distinguish the distinct properties of male and female plants?

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