The unstable future of a world full of men

As the global population hits seven billion, experts are warning that skewed gender ratios could fuel the emergence of volatile "bachelor nations" driven by an aggressive competition for brides.

Is there a natural limit to how long humans can live?

Humans may live longer and longer, but eventually we all grow old and die. This leads to a simple question: is there an intrinsic maximum limit to human lifespan or not? There are two equally simple answers. Either there ...

Slaves or not, Babylonians were like us, says book

(PhysOrg.com) -- They got married, had children, made beer. Although they lived 3,500 years ago in Nippur, Babylonia, in many ways they seem like us. Whether they were also slaves is a hotly contested question which Jonathan ...

Why are some people greener than others?

Differences in attitudes and cultural values could have far-reaching implications for the development of a sustainable global society, according to an analysis to be published in the International Journal of the Sustainable ...

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