How ageing populations could boost economic productivity

People are generally living longer than previous generations across most parts of the world. Rising life expectancy is a result of advances in medicine as well as improving living standards and healthier lifestyles. But while ...

Capturing elephants from the wild shortens their lives

Humans have been capturing wild Asian elephants for more than 3,000 years, and this continues today despite the fact that the populations are declining. An international team of researchers has now analysed records of timber ...

Poverty's impact on well-being is hard to ignore

Life expectancy in the UK varies dramatically depending on where you live. As a recent BBC Panorama investigation highlighted, "the rich live longer and the poor die younger". The presenters visited Stockton-on-Tees in County ...

Preparing for the 'Silver Tsunami'

Skyrocketing drug prices and the looming insolvency of Social Security and Medicare are just two of many pressing issues caused by America's surging baby-boom population, often referred to as the "Silver Tsunami."

China fights big smog with big air purifier

China has a found a novel way to tackle its massive air pollution problem: Putting up a giant air purifier the size of an industrial smokestack in the middle of a smog-plagued city.

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