Nelson Mandela Dead at 95
Anti-Apartheid icon served as South Africa's president after years in prison.
Nelson Mandela's Most Inspirational Quotes
He will be remembered for his many inspirational quotes.
Jeffs' Nephews Say Sect Leader Uses 'God's Name to Brainwash'
Matt and Zack Jeffs say the polygamist leader is calling the shots from prison.
Paragliding From Everest, Then Kayaking to Indian Ocean
Two Nepali men took on the ultimate descent, spanning hundreds of miles.
Struggling High School Receives Much Needed Hope, Help
Philadelphia high school was one of the most dangerous schools in the U.S.
Jessica Alba Leads Mommy War on Synthetic Chemicals
Hollywood star takes part in an expanding movement.
'GoPro Bomb Squad' Capturing Jumps Across the World
Since 2008, the four from Utah have made a living traveling around the globe.
'Half-Ton Killer' Reveals Why She Falsely Confessed to Murder
Mayra Rosales has lost more than 800 pounds after being cleared of murder.
Cynthia McFadden's Biography
Dan Abrams' Biography
Co-Anchor for 'Nightline'
Dan Harris' Biography
Watch: Nelson Mandela Dead at 95
Former South African president "passed on peacefully in the company of his family," said South African president.
Watch: Taking on 'Mandela'
Idris Elba and Naomie Harris talk about playing a global icon and his wife in the new film.
Watch: At Strawberry Mansion High, There's Fear, Hope
Part 1: Diane Sawyer spent months inside one of the country's most dangerous schools.
Watch: Struggling Philadelphia High School Receives Help
Part 2: ABC viewers, including hip hop artist Drake, donate to Strawberry Mansion High.
Watch: One Principal's Message of Hope
Part 3: Strawberry Mansion Principal Linda Cliatt-Wayman fights for her students to be better.
Watch: New Mommy Wars: Avoiding Synthetic Chemicals
Jessica Alba and others have launched "toxin-free" products, but is all this concern necessary?
Watch: GoPro Bomb Squad's Death-Defying Jumps
For a brotherhood of Utah daredevils, jumping from helicopters is another day at the office.
Watch: Too Real 'Fast and Furious': What Caused Paul Walker's Crash?
Hollywood heartthrob, known for starring in the "Fast and Furious" movies, is dead at 40.
Watch: 'Half-Ton Killer' Reveals 800-Pound Weight Loss
Marya Roseles, 33, once weighed over 1,000 pounds and falsely admitted to murder.
Watch: Tracking Elusive Narwhals in the Arctic
Part 1: These creatures known as the "unicorns of the sea" are threatened by climate change.
Watch: Close Call on the Arctic's Melting Sea Ice
Part 2: A desperate scramble over a massive crack in the sea ice creates a scary situation.
Watch: Climate Change Threatens Arctic Life
Part 3: Warming global temperatures are melting critical sea ice.
Watch: Feed Frenzy: Survival
Man survived three days in an air pocket of a sunken ship off the Nigerian coast.
Watch: Feed Frenzy: Bird Bandit
A thieving eagle managed to swipe a video camera and capture a selfie.
Full Episode: Nightline 12/04: From Tears to Triumph: Strawberry Mansion High
Diane Sawyer's report after spending months inside one of the country's most dangerous schools.
Full Episode: Nightline 11/28: Lung Transplant Recipient's Quest to Know Donor
One Life Lost, Another Saved; Barbara Walters' President Obama, First Lady Exclusive
Full Episode: Nightline 11/06: Brad Paisley, Kimberly Williams-Paisley, Others Hit With Cruel Hoax
Celebrity Catfishing, 'Stand Up for Heroes'
Photos: Nelson Mandela Through the Years
The life of former South Africa President Nelson Mandela.
Photos: Colombian Exorcist's Bizarre Rituals
Villagers, farmers flock to 'El Exorcista' Brother Hermes Cifuente to be saved.
Photos: Capturing 'Humans of New York'
Amateur photographer Brandon Stanton's project grabs moments of pure emotion.
Photos: The 'Other' Malalas
A surgeon repairs acid attack victims' faces, women advocate for human rights.