This is the end of fossil fuels
By John D. Sutter, CNN
The community that stood up to coal
Why beef is the new SUV
The county where no one believes in climate change?
The 'fairy tale' energy island
You're making this island disappear
Personal submarine brings ocean exploration to all
The massacre that didn't happen
By Wayne Drash, CNN
The case against John LaDue looked like a slam dunk. Bomb-making material. A confession. An arsenal in his bedroom. Yet the most serious charges fell apart and the legal plot thickened.
The gun club no one wants to join
The 'other' gun lobby
This is how the NRA loses
Two parents, one gun and a crusade in the name of Brooklynn
The money powering the NRA
Why I give 10% of my income to the NRA
Guns in America: CNN's investigation into the impact and business of guns
More from CNN's Longform journalists
A night of terror, a tale of love
Driven to death by phone scammers
Ghosts of rape past
The Pope's dark night of the soul
25 of the most iconic photographs
Look back at some of the photographs that have helped define modern history.
Schools knew of trouble before student deaths
The real story behind Planned Parenthood videos
Sources: Work program mired in fraud
Athletes allege abuse and racism at University of Illinois
FTC: 4 cancer charities are shams
Hidden cameras reveal airport workers stealing from luggage
Deadly high: How synthetic drugs are killing kids
Self-funded and deep-rooted: How ISIS makes its millions
LDS Church: No tolerance for sex abuse in scouting
Body shops say they're pushed to use 'junkyard parts'
A giant security gap at U.S. airports?
Theme park employees caught in sex stings, child porn arrests
Guns, yes. Training, maybe.
Players question NCAA's record on concussions
Rehab racket: Frauds, felons and fakes
Company accused of giant Medicare fraud
One day of gun violence
Tens of thousands of people die each year from gun violence in the United States. We wanted to know what one day looks like. These aren't the stories that tend to make national headlines. These are the stories that happen every day.
CNN Hero of the Year
Maggie Doyne, a New Jersey woman who used her babysitting savings to help change the lives of hundreds of Nepalese children, was named the 2015 CNN Hero of the Year at a star-studded awards ceremony in New York.
Donate to a top 10 CNN Hero
Through Dec 31, your donation could be matched dollar-for-dollar. See donation page for details.
Mira Sorvino fights human trafficking
My 417-mile trip down 'Apocalypse River'
John D. Sutter, CNN
I spent three weeks trying to kayak (and walk) down the "most endangered" river in America. I quickly learned why no one does that.
Digital doc: A river on life support
Make rivers visible again
Bring back the salmon
California is sinking! (and it's our fault)
Help bring change to bottom-of-the-list places
Poor kids of Silicon Valley
The rapist next door
Most trafficked mammal