Attorney General Eric Holder has disclosed in a letter to Congress that four Americans were killed by U.S. drones in the course of the government's counterterrorist attacks.

Two octogenarian climbers are facing off once again to earn the title of the oldest man to reach the summit of Mount Everest.

The King of Prussia Mall in Pennsylvania kicked out three sisters last Sunday for wearing matching hats with a message:  Fu*k Cancer. Over one of the letters was a strategically placed pink breast cancer ribbon. The ladies, who spoke to the ABC News affiliate WPVI, said they...

Mass. boy, 12, takes care of brother's 'unfinished business' to win National Geographic Bee

Colorado Gov. John Hickenlooper has indefinitely delayed the execution of convicted killer Nathan Dunlap, saying that he had doubts about the death penalty, much to the dismay of victims' families and a furious district attorney.

Bill Nye may be known as the Science Guy, but his Twitter feed reveals that he has another interest – politics. Early Tuesday morning Nye wondered what Oklahoma senator and well-known climate change denier Jim Inhofe thought about the tornado that devastated Moore, Okla. Inhofe...

Dena Clark wasn't supposed to be at the Tinker Federal Credit Union in Moore, Okla., when the tornado hit Monday. Her worried mother knew a storm was coming and was on the phone with Clark telling her to go home. She's gald she didn't.

The three Cleveland women rescued from the kidnappings that kept them in captivity for over a decade say they are "happy and safe" as they continue to recover from the harrowing ordeal.

Hours after Jodi Arias asked a jury to spare her life for killing her ex-boyfriend, Travis Alexander, the convicted killer sat for a jailhouse interview with ABC News saying, it was "meaningless" to apologize to Alexander's family in court because no one would believe her.

The man shot dead by an FBI agent in Orlando, Florida early today was "about to sign a statement" admitting to a role, along with Boston Marathon bombing suspect Tamerlan Tsarnaev, in an unsolved triple murder in Massachusetts in 2011, according to two people with direct knowledge of the case.

The jury in the Jodi Arias murder trial cannot agree on whether to sentence Arias to death or life in prison.

After numerous high-profile hacks,Twitter has added two-factor verification to user accounts.

A recently released Pew study shows that teenage users have been moving some of their online sharing to other social media services like Twitter and Instagram to escape the "drama and pressure" of Facebook.

Autism advocates are praising a German software company for its plan to hire people with autism as software testers, programmers and data quality assurance specialists.

Leslie Moonves, who was paid $60 million, is the highest-paid CEO of S&P 500 companies with chief executives who have served at least two full years.

Six adults remain unaccounted for after the devastating tornado that tore through Moore, Okla., Monday, killing 24 people and destroying as many as 13,000 homes, officials said today.

The Chinese artist and activist releases music video depicting his time in a Chinese prison.

Find this week's top photos from around the globe in ABC News' This Week in Pictures slideshow

Hundreds of police officers and volunteers have scoured a network of rural roads and trails, searching for an Iowa teenager kidnapped from a school bus stop, who's still missing days after her alleged abductor was found dead.

When a dying boy’s wish to meet Queen Elizabeth was rejected, Helen Mirren, acting as the Queen, stepped in to have tea with the boy. Mirren paid for 10-year-old Oliver Burton, from Leicester, England, and his parents to attend her West End show, where she plays...

Liberace: 'Behind the Candelabra' in 1981

Bradley Cooper, director Todd Phillips, Ed Helms, and Zach Galifianakis arrive at the premiere of 'Hangover Part 3', May 20, 2013.

UK Prime Minister Cameron: 'Strong indications' attack in London is terror-related

There are reinforced tornado shelters in more than 100 schools across Oklahoma, excluding the two that were devastated by a Tornado earlier this week in Moore, Okla., an emergency official said.