Yared Nuguse never dreamed of being a professional runner, let alone an Olympic medalist. Aged 14, his sporting achievements ...

The original observations were from 2011, and were possible because this pair of objects passed in front of a more distant star, slightly magnifying it like a glass lens. This is the microlensing ...

Felder recalls how the young Petty's band 'flailed artlessly' before he came to the rescue PEOPLE Now airs live, Monday through Friday, from the Meredith offices in New York City. Catch PEOPLE Now ...