"Infants can learn from maternal expression of fear, very early in life. Before they can even make their own experiences, they basically acquire their mothers' experiences," says Jacek Debiec. (Credit: Jlhopgood/Flickr)
Top StoryUniversity of Michigan

Moms teach babies the smell of fear

On its own, a simple vision test identified concussions 79 percent of the time. Combined with two other tests that measure cognition and balance, the trio was 100 percent accurate in recognizing concussions. (Credit: Student Association/Flickr
Top StoryNew York University

These 3 tests detect concussion 100% of the time

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