In India's far east, wild elephants are in deadly, daily conflict with people. Siobhan Heanue follows the clashes as roaming herds get squeezed by shrinking forests and a growing human population.

What drives Tatyana, 21, heavily pregnant and with two tiny kids in tow, or 13-year-old Daniel, to make an epic trek over thousands of kilometres? Eric Campbell tells the stories of the people behind Donald Trump's wall.

Vanilla hustlers in dusty streets. Vanilla brokers in vanilla-built palaces. Vanilla crops threatening rare lemurs' jungle homes. On a wild ride through Madagascar, Adam Harvey finds there's nothing plain about vanilla.

It's touted as Europe's most beautiful island - but the people of Sardinia are getting sick and dying mysteriously. Fingers are pointing at secret bomb tests and war games by the world's armies, as Emma Alberici reports.

Two young men escape the misery of Manus Island to forge new lives in North America. Reporter Eric Tlozek charts their progress and their pitfalls over 18 months.

This is no armchair spectator sport. ABC Indonesia Correspondent David Lipson ventures into the fanatical, often deadly, arena of Indonesian soccer.

As Donald Trump and Kim Jong-un ready for their late February summit, we take a unique and inspiring journey into rural North Korea where local doctors join with international volunteers to heal the sick.

They sound like science fiction, but radical remedies to slow global warming are on the way. Eric Campbell goes in search of crazy brave ideas to save the world.

A radical experiment in democracy and women's rights is under way in the old badlands of Islamic State. But as Yaara Bou Melhem reports, it could be crushed in an instant.

The "Floating City" is sinking under rising seas and the weight of mass tourism. Now Venice's residents are fighting to reclaim it, as Samantha Hawley reports.

A secretive billionaire family pushes a pill that triggers more deaths than guns or car crashes. From backwoods Appalachia to hi tech San Francisco, Conor Duffy investigates America's opioid scourge.

Democrat or despot? Brazil's new strongman is cracking down on rampant crime - but many fear the "Trump of the Tropics" is turning his country into a police state. Sally Sara reports.

In the season return, Craig Reucassel investigates the future of food, where plant and animal cell-based meat substitutes challenge America's multi-billion-dollar meat industry.

Is Taiwan the next flashpoint? As Hong Kong protesters take to the street to fight the rising power of China, a younger generation of Taiwanese also confront increasingly hardline Chinese attitudes. Bill Birtles reports.

Ukraine is the new 'go-to' destination for couples desperate to be parents. But Samantha Hawley uncovers an industry out of control that exploits surrogate mothers and leaves babies abandoned.

Reporter Eric Campbell was living in Barcelona when the Spanish state cracked down on its 2017 independence vote, clubbing voters and firing rubber bullets. He explores how this cultural capital suddenly became a warzone.

The site of the world's worst nuclear accident Chernobyl is now a tourist destination. Linton Besser visits the exclusion zone to see the devastation of nuclear meltdown, government-sanctioned cover-up and radiation sickness.

The inspirational women of Rwanda who have turned pain into hope. They lived through one of the worst atrocities of the 20th century but the power of love and family saved them.

As Australia grapples with a spate of deaths at music festivals, triple j presenter Tom Tilley heads to Europe to see drug testing in action. But is it the only way to keep people safe?

It's been an open secret for years, Catholic priests fathering children in breach of their vows. After suffering in silence and shame those children are speaking out, demanding answers and recognition from Rome.

They're young, passionate and want to save the planet. We profile three young activists inspired by Swedish teen Greta Thunberg to mobilise the public and demand action on global warming with climate strikes and at the UN.

'What is Danish?' asks comedian Ellie Jokar. Born in Iran, now a Dane, Ellie struggles to understand why her once friendly country has pulled up the welcome mat. Hamish Macdonald explores a nation with an identity crisis.

Foreign Correspondent travels to Europe to investigate the decline of the insect population, threatening entire ecosystems. Reporter Eric Campbell discovers the causes and the steps in place to reverse the decline.

Alaska's indigenous tribes are fiercely proud of their pristine land and traditions, but as Trump pushes to open up its protected wilderness for oil exploration, Zoe Daniel asks could it be under threat?