Little evidence that host countries win more Olympic medals

Countries hosting the Olympic Games do not tend win more medals when socioeconomic factors are controlled for, reports a study published in Scientific Reports. The findings dispute the existence of the so-called "host effect"—where ...

Paris bans old diesels to tackle pollution

Paris on Monday banned all diesel vehicles aged 13 years or over from the city centre, the latest move in a campaign to tackle pollution on the city's streets.

Women's empowerment and Olympic success

New research shows that nations with greater women's empowerment win more medals and send more athletes to the Summer Olympics. The effect of women's empowerment held for both men and women, although it was stronger for female ...

Japan holds cyber security drill ahead of Olympics

Japan held a government-wide cyber security drill Tuesday in a bid to improve coordination among public agencies and major businesses, as Tokyo prepares to host the 2020 Summer Olympics.

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