700 million people still live without electricity. Here’s how to fix that | Jacqueline Novogratz
TED Talks Daily22 Juli 2025

700 million people still live without electricity. Here’s how to fix that | Jacqueline Novogratz

Impact investor and Acumen CEO Jacqueline Novogratz unveils a bold vision to bring off-grid solar electricity to 700 million people still living in darkness, transforming lives while slashing emissions. She asks a thought-provoking question: What if this generation could be remembered for finally bringing electricity — and dignity — to everyone on the planet?

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Could you recover from illness ... using your own stem cells? | Nabiha Saklayen

Could you recover from illness ... using your own stem cells? | Nabiha Saklayen

What if diseases could be treated with a patient’s own cells, precisely and on demand? Biotech entrepreneur Nabiha Saklayen explains how we could harness advances in biology, machine learning and lase...

24 Sep 202110min

Has Apple Peaked? Plus, Celebrities Changing Hollywood | After Hours

Has Apple Peaked? Plus, Celebrities Changing Hollywood | After Hours

It's been 10 years since the death of Steve Jobs. Has Apple peaked after 10 years of Tim Cook's leadership, or is the best yet to come? Harvard Business School professors Youngme Moon, Felix Oberholze...

23 Sep 202141min

The genetic rescue of Earth’s endangered species | Ryan Phelan

The genetic rescue of Earth’s endangered species | Ryan Phelan

From a special black-footed ferret to coral that can withstand warming waters, genetic rescue efforts that use genomics and synthetic biology are helping nature thrive. But despite the huge successes ...

22 Sep 202112min

The link between inequality and anxiety | Richard Wilkinson

The link between inequality and anxiety | Richard Wilkinson

Why are global levels of anxiety and depression so high? Social epidemiologist Richard Wilkinson presents compelling data on the impact of inequality on mental health and social relationships in count...

21 Sep 20217min

Planet City -- a sci-fi vision of an astonishing regenerative future | Liam Young

Planet City -- a sci-fi vision of an astonishing regenerative future | Liam Young

Get transported on a stunningly rendered, sci-fi safari through Planet City: an imaginary metropolis of 10 billion people, from the brain of director and architect Liam Young. Explore the potential ou...

20 Sep 202110min

The untapped energy source that could power the planet | Jamie C. Beard

The untapped energy source that could power the planet | Jamie C. Beard

Deep beneath your feet is a molten ball of energy the same temperature as the surface of the sun -- an immense clean energy source that could power the world thousands of times over, says technologist...

17 Sep 202115min

The trans story includes you | Nicole Maines

The trans story includes you | Nicole Maines

As actress Nicole Maines points out, we all unwittingly play supporting roles in each others' life stories -- for better or worse. With charm and aplomb, she shares her experience growing up as a tran...

15 Sep 202113min

The false link between body ideals and health | Nancy N. Chen

The false link between body ideals and health | Nancy N. Chen

Global obesity rates are on the rise, but body shaming campaigns are doing more harm than good, says medical anthropologist Nancy N. Chen. Reflecting on how the cultural histories of body ideals have ...

14 Sep 202110min

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