Outrage Over Guardrail Crashes Tied to Lost Limbs, Deaths
Study finds newer guardrails create greater risk of serious injury.
Former Suspect Denies Helping Husband Kill Philanthropist
Nancy Styler's husband is serving a 20-year sentence for Nancy Pfister's murder.
Oscar Pistorius' Ex: 'It Could Have Been Me'
Samantha Taylor dated the paralympian before he killed Reeva Steenkamp.
How Auto Mechanics Can Rip You Off
... and how drivers can avoid being taken for a ride.
Former Chef of Gov. McDonnell Says Wife Was 'Not Balanced'
Bob McDonnell, his wife Maureen McDonnell were convicted on corruption charges.
You???re Ordering Your Coffee Wrong: Baristas Spill the Beans
Get on your barista's good side, and you might get rewarded.
Joan Rivers' Friend Shares Details of the Comedian's Last Days
"I was given the privilege of getting to say goodbye," said Deborah Norville.
5 Things You Never Knew About Joan Rivers
The complicated, vivacious icon had a storied past.
Joan Rivers Died 'Surrounded by Family and Close Friends'
The comedian died "surrounded by family and close friends," her daughter said.
Inside Joan Rivers' Relationship With Her Daughter Melissa
The two women went through rough times before becoming best friends.
NY Man in Prison for Murdering Son Charged in Wife's Death
Karl Karlsen was convicted of murder for rigging a truck to fall on his son.
Can You Solve The Mystery of This Man's Death?
Use these clues from the crime scene and investigation.
What Caused This Man's Mysterious Death?
Greg Fleniken was found dead alone in his hotel room.
Airline Ticket Mix-Up Sends Maryland Man to Grenada, Not Granada, Spain
Grenada is nearly 4,000 miles away from Granada, Spain.
Girlfriend in Murder Love Triangle: Ex's Acts 'Sickening'
Erika Friman says she never thought Pedro Bravo was capable of murder.
How a College Love Triangle Ended in Death
Pedro Bravo was accused of killing his friend for dating his ex.
Why This Teen Can't Stop Eating: Life With Prader-Willi Syndrome
Every waking minute of Hannah Wilkinson’s day is filled with intense hunger.
Strange Condition Turns Men's Guts into Microbreweries
Auto-brewery syndrome made these men appear to be drunk without ever drinking.
Inside Robin Roberts' Courageous Fight Against MDS
A personal and candid look at the "GMA" anchor's brave journey.
Former Navy SEAL's Guide to Surviving Almost Anything
Cade Courtley, a former Navy SEAL, on how to prepare yourself for disaster.
20 Ways to Cut Wedding Costs
The wedding industry is a $30 billion giant; don't pay more than you have to.
Butt Glue? 20 Beauty Secrets From Miss America Contestants
Beauty, fitness and eating tips from some of those vying for the 2013 tiara.
Billionaires' 20 Keys to Success
20 From '20/20': Principles That Made Tony Hsieh and Guy LaLiberte rich.
Vargas Is the Co-anchor of '20/20' on ABC News
Weekend Anchor, "World News with David Muir" Co-Anchor, "20/20"
Department Store Vs. Drug Store Makeup: Can You Tell the Difference?
Which model do you think is wearing the more expensive makeup?
British Airways Loses Woman's Luggage in 'Travel Nightmare'
ABC News’ Siobhan O’Driscoll reports: Nora Low was among thousands of British Airway passengers flying out of London’s...
Skydiver Hits Ground at 30 MPH, Lives
A seasoned skydiver in Northern California was attempting a complex stunt after jumping from about 8,000 feet when both of...
Pooped Ex-Mayor Says Why He Tossed Dog Feces
Dennis Kneier was caught throwing a bag of dog poop onto a neighbor's walkway.
Anger Over Prison Release for Man Who Bulldozed Neighborhood
Barry Swegle damaged 4 houses, a truck and several power lines with a bulldozer.
Hand Rejuvenation for Better Engagement Ring Selfies
This woman got a cosmetic procedure on her hand to become more "selfie worthy."
Watch: Aspen Philanthropist Found Dead in Closet by Friend
Part 1: Kathy Carpenter called 911 frantically after discovering her friend Nancy Pfister's dead body.
Watch: Police Investigate Aspen Philanthropist's Brutal Murder
Part 2: After gathering evidence, investigators conclude that they're looking for more than one suspect.
Watch: Suspects Emerge in Killing of Aspen Philanthropist
Part 3: Police interrogate Kathy Carpenter and renters Dr. William F. Styler and his wife Nancy Styler.
Watch: Victim's Friend, Renters Arrested for Aspen Murder
Part 4: Kathy Carpenter, Dr. William F. Styler and Nancy Styler are charged with first degree murder.
Watch: Doctor Confesses to Murdering Aspen Philanthropist
Part 5: William F. Styler, known as Trey, confesses to hitting Nancy Pfister in the head with a hammer.
Watch: Former Aspen Murder Suspect Had 'Nothing to Do With This'
Part 6: Nancy Styler says she was shocked to learn her husband confessed to killing Nancy Pfister.
Watch: How Woman Won Battle Against Mechanic Who Tried to Dupe Her
What should have been an $80 battery replacement almost turned into a $1,000 charge for Marty Guerrero.
Watch: How Hard Is It to Tell Expensive and Cheap Coffee Apart?
In a blind coffee taste test by ABC News' "20/20," participants struggle to tell the difference.
Watch: 'This Is What a Dead Man Sees': Lucky Skydiver Recalls Free-Fall
Craig Stapleton, a champion skydiver with 7,000 jumps under his belt, "helicoptered" down at 70 mph.
Watch: Man Drives Bulldozer Through Neighbor's House
In cell phone video given exclusively to "20/20," a neighborly feud gets out of hand.
Full Episode: 20/20 5/2: Donald Sterling's Confidante V.Stiviano Speaks Out
V. Stiviano speaks exclusively to Barbara Walters and 20/20.
Full Episode: 20/20 11/01: Stolen at Birth: A 20/20 Investigation
A Baby Is Stolen
Full Episode: 20/20 10/04: Out of Bounds
Girl Crush Becomes a Crime, Police Speeding, Alleged Kindergarten Fighting