‘Super bacteria’ found at Brazil Olympic venues, beaches

They can cause infections, meningitis and lead to death

The Olympics won’t spread Zika around the world

The chance that someone at the Rio games will import the virus to their home country is low

Filthy water, toxic air don’t make Rio Games environment-friendly

Large amount of untreated sewage continues to flow into Guanabara Bay, where the Olympic sailing events will take place

Gene doping can change the nature of sports

It involves injecting a gene helpful in boosting athletic performance into the cells of a person. The International Olympic Committee says it …

Why Caster Semenya and Dutee Chand deserve to compete (and win) at Rio 2016

After much suspicion and derision, women with hyperandrogenism can compete in international events

Why have Olympic pools turned green?

Organisers said the discolouration was caused by drop in alkalinity in the pools

Gene's-eye view of Olympics

Scientists are peering into the genomes of top athletes to find out which genes can spill their secrets of success. How much of athletic …

Why certain parts of India churn out the best sportspersons

Haryana, with just two per cent of India's population, accounts for 20 per cent of its Olympic contingent

The Paralympics is changing the way people perceive disabilities

People with disabilities are less restricted by their own impairments than by the barriers put on them by the society