South Africa cuts rhino poaching by half: minister

The number of South African rhinos killed by poachers fell by half in the first six months of the year, but 166 were slaughtered nonetheless, the environment minister said Friday.

The evolution of language? There's an app for that

Researchers at the Max Planck Institute for the Science of Human History in Jena, Germany have just launched the Color Game, an app designed to provide a new way to study language evolution. The game asks players to communicate ...

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