Modi touts social media, tech development in Facebook visit

Indian Prime Minister Narendra Modi touted the power of social media and his own goals for developing India's tech economy on Sunday, speaking to a global audience from a "town hall" meeting at the headquarters of the world's ...

Biomimetic dental prosthesis

There are few tougher, more durable structures in nature than teeth or seashells. The secret of these materials lies in their unique fine structure: they are composed of different layers in which numerous micro-platelets ...

Brazil pledges to cut greenhouse gas emissions

Brazil on Sunday became the first major developing country to pledge an absolute reduction in greenhouse gas emissions for an envisioned global pact against climate change.

BBC wins big by betting on chat app to deliver Ebola tips

The BBC won a prestigious Online News Association award for public service journalism Saturday for its use of the chat application WhatsApp to distribute information about Ebola in stricken areas during the 2014 outbreak.

Paris boulevards car-free for a day (Update)

Paris staged a car-free day for the first time on Sunday, with large parts of the increasingly polluted French capital taken over by cyclists, joggers and families with pushchairs on roads normally choked by vehicles.

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