Rate of scientific breakthroughs slowing over time: Study

The rate of ground-breaking scientific discoveries and technological innovation is slowing down despite an ever-growing amount of knowledge, according to an analysis released Wednesday of millions of research papers and patents.

What a new study reveals about selfies and teenage body image

From Facebook and Twitter, to Instagram and Snapchat, it's no secret social media has become a common form of communication, but have you ever left your feeds feeling bad about yourself? If so, you're not alone, according ...

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