"Great dreams aren't just visions," says Astro Teller, "They're visions coupled to strategies for making them real." The head of X (formerly Google X), Teller takes us inside the "moonshot factory," as it's called, where his team seeks to solve the world's biggest problems through experimental projects like balloon-powered Internet and wind turb...

In 1985, architect Paul Pholeros was challenged to "stop people getting sick" in a small indigenous community in south Australia. And it meant thinking way beyond medicine. In this sparky, interactive talk, Pholeros shares his work with Healthabitat, which works to reduce poverty through practical design fixes -- in Australia and beyond.

In 2013, the largest experiment in crowd-sourced investing happened in Australia, as everyday citizens took the reins on investing the country's pension fund. Nathan Ide explores how certain cultural characteristics of Australians have inspired this groundbreaking model for managing pensions.

Genevieve Bell works at the intersection of cultural practice and technology development.

Paul Pholeros was a director of Healthabitat, a longstanding effort to improve the health of indigenous people by improving their living housing.

Hamish Jolly brings his entrepreneurial eye to the rare but viscerally terrifying issue of shark attacks.

The former prime minister of Australia, Kevin Rudd is also a longtime student of China, with a unique vantage point to watch its power rise in the past few decades. He asks whether the growing ambition of China will inevitably lead to conflict with other major powers -- and suggests another narrative.

In a rich conversation full of practical insights, former Prime Minister of Australia Julia Gillard and former Finance Minister of Nigeria Ngozi Okonjo-Iweala reflect on their experiences as women leaders in positions of global power -- and share six standout lessons on what it takes to lead and build solidarity in the face of gender bias and st...

One of Australia's foremost tech leaders, Jamila Gordon is CEO and founder of Lumachain.

As "Captain of Moonshots" for X, Astro Teller oversees the secret projects that could reshape our lives in coming decades.

Failure isn’t fun, but it is an opportunity to learn, reflect and regroup. These insightful talks can help you pick yourself up after a setback and grow toward success.

What defines success -- and what is a failure, exactly? Readjust your expectations with these novel, refreshing perspectives on what it means to “win” and “lose”.

12 counterintuitive talks to flip your thinking on everything from shoes to aid organizations to the universe.

Hamish Jolly, an ocean swimmer in Australia, wanted a wetsuit that would deter a curious shark from mistaking him for a potential source of nourishment. (Which, statistically, is rare, but certainly a fate worth avoiding.) Working with a team of scientists, he and his friends came up with a fresh approach — not a shark cage, not a suit of chain-...

In 1996, Thordis Elva shared a teenage romance with Tom Stranger, an exchange student from Australia. After a school dance, Tom raped Thordis, after which they parted ways for many years. In this extraordinary talk, Elva and Stranger move through a years-long chronology of shame and silence, and invite us to discuss the omnipresent global issue ...

Yassmin Abdel-Magied wears many hats, including a hijab. She's a mechanical engineer, writer and activist who campaigns for tolerance and diversity.

Gill Hicks has dedicated her life to being an advocate for peace.

Paleontologist Michael Archer is working to bring back his favorite extinct animal: the Tasmanian tiger.

Mike Cannon-Brookes is an entrepreneur, technology investor and passionate clean energy evangelist.

There are about 7,000 languages spoken around the world -- and they all have different sounds, vocabularies and structures. But do they shape the way we think? Cognitive scientist Lera Boroditsky shares examples of language -- from an Aboriginal community in Australia that uses cardinal directions instead of left and right to the multiple words ...

Khadija Gbla grew up caught between two definitions of what it means to be an “empowered woman.” While her Sierra Leonean mother thought that circumsizing her — and thus stifling her sexual urges — was the ultimate form of empowerment, her culture as a teenager in Australia told her that she deserved pleasure and that what happened to her was ca...

Anthony Goldbloom crowdsources solutions to difficult problems using machine learning.

Through his charity HALT, Jeremy Forbes aims to break through the stigma attached to mental health, raise awareness through education and empower men to open up conversations around mental health and suicide prevention.

Noelle Martin advocates for a safer and more just online world.

An advocate for women's leadership, the Honorable Julia Gillard was 27th Prime Minister of Australia.

Ernesto Sirolli got his start doing aid work in Africa in the 70's -- and quickly realised how ineffective it was.

Tara Winkler helps vulnerable children escape poverty and be cared for within their families.

Over the past 35 years Peter Saul has been intimately involved in the dying process for over 4,000 patients. He is passionate about improving the ways we die.

Get ready to have your mind blown by the best science and tech talks to hit the TED stage in 2016.

Westpac's Michelle Knox has led large-scale transformation programs in the UK, Ireland and Australia.