Why cyclones hit the east coast in October?

Context: Last week, Cyclone Titli became the third major cyclone to hit the Odisha-Andhra coastal zone in the last five years, all in October. What explains the similar timing, and how effective are the mechanisms for prediction and disaster mitigation? Season & frequency Cyclones have always been frequent in the Read More …

Decoding total expense ratio

Context: Securities and Exchange Board of India (SEBI) announced changes to total expense ratio (TER) of mutual funds. Srikanth Meenakshi, founder and chief operating officer, FundsIndia.com explains about the metric. Edited excerpts: What is total expense ratio and why is it important for investing in mutual funds? Mutual funds are investments Read More …

What is ecological succession in ecology?

This refers to the progressive changes that happen to the biological structure of an ecological community. Over time, there are changes that take place in the composition of species that constitute an ecological community. In the case of primary succession, a region that is uninhabited by any species gets occupied Read More …

What is hypersonic aircraft?

What is hypersonic aircraft:  In a major breakthrough, China announced that it tested its first hypersonic aircraft which could carry nuclear warheads and penetrate any current generation anti-missile defence systems. The Xingkong-2 or Starry Sky-2, was launched in a target range located in Northwest China on Friday, the state-run China Read More …