Top teams in competitive puzzling prepare for the largest contest in the country.
Top teams in competitive puzzling prepare for the largest contest in the country.
A deep dive into the process of developing and testing one potential drug treatment for Alzheimer's disease.
In 1955 when racial segregation is rampant in the South, two groups of 12-year-old boys step onto a baseball field in an act of cultural defiance.
Researchers explore the new scientific frontier of plants.
Following the stories of seven exonerated prisoners, "After Innocence" documents how DNA evidence led to the release of these wrongfully imprisoned, innocent men. Free after years -- and in some cases decades -- behind bars and on death row, these men struggle to transition back into society with inadequate support from the judicial system that wronged them. "After Innocence" brings to light flaws in the criminal justice system and the need for reform.
Dash Snow rejects a life of privilege to make his own way as an artist on the streets of New York City in the late 1990s.
A young singing sensation prepares to dazzle the crowd at a sold-out show at Madison Square Garden. Legions of adoring Bieber fans scream as he takes center stage for a memorable night of music. Concert footage mixes with home videos of Justin playing drums and showcasing his talent.
Exploring how animals developed over time and generations their own medicine and health care strategies and how have these may have been passed onto early humans.
Yellowstone has witnessed remarkable life and death; powerful forces define its history, including the struggle between Triceratops and T. rex, and mammoths and their human hunters.