'Nightline:' Acai Berries, a Kinky Commander and Celebrity Sex Tapes

A look at "Nightline's" most popular stories from the past year.

ByABC News
December 22, 2010, 4:20 PM

Dec. 23, 2010— -- "Nightline" crisscrossed the globe to report on the year's biggest breaking news events, the hottest trends, the most scathing celebrity scandals and more. Here's a look back at our most popular stories of 2010 on ABCNews.com.

Acai berries are the so-called "miracle" super food from the Amazon. In March, "Nightline" reported on how differently this fruit was marketed in Brazil than in the United States.

In its native country, Acai are mashed into a pulpy drink full of antioxidants. Farmers nicknamed the popular drink "purple gold." In the U.S., the fruit is sometimes sold in pill form and was promoted as a weight loss supplement in a series of Internet scams.

Click here to read the full story and click here to watch the original broadcast when it aired on "Nightline."

Former Canadian Air Force pilot Russell Williams was sentenced to two concurrent life sentences in October for the murder of two women.

During the trial, prosecutors exposed the dark side of the former commander, revealing a history of twisted sexual fetishes. "Nightline" reported on how Williams broke into young women's homes, stole their underwear, and often photographed himself in the women's panties.

Click here to read the full story and click here to watch the original broadcast when it aired on "Nightline."

After his divorce from actress Sandra Bullock, Jesse James spoke publicly for the first time in an exclusive "Nightline" interview in May about how he cheated on his Oscar-winning wife and shattered their relationship.

I "took a pretty amazing life and amazing success and marriage ... and threw it away by my own hands," James told ABC News' Vicki Mabrey.

Click here to read the full story and click here to watch the original broadcast when it aired on "Nightline."

A new book drew enormous attention when it was released this summer because it claimed to be full of tantalizing secrets about the world-famous actress.

Andrew Morton, author of "Angelina: An Unauthorized Biography," claimed in his book that the actress' late mother, Marcheline Bertrand, caused Jolie's rebellious behavior in her younger years.

Click here to read the full story and and click here to watch the original broadcast when it aired on "Nightline."