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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Future tech will give you the benefits of city life anywhere | Julio Gil

Future tech will give you the benefits of city life anywhere | Julio Gil

Don't believe predictions that say the future is trending towards city living. Urbanization is actually reaching the end of its cycle, says logistics expert Julio Gil, and soon more people will be cho...

27 Sep 201711min

Why people of different faiths are painting their houses of worship yellow | Nabila Alibhai

Why people of different faiths are painting their houses of worship yellow | Nabila Alibhai

Divisions along religious lines are deepening, and we're doubting more and more how much we have in common. How can we stand boldly and visibly together? Inspired by an idea from her collaborator Yazm...

26 Sep 201711min

The fascinating secret lives of giant clams | Mei Lin Neo

The fascinating secret lives of giant clams | Mei Lin Neo

When you think about the deep blue sea, you might instantly think of whales or coral reefs. But spare a thought for giant clams, the world's largest living shellfish. These incredible creatures can li...

26 Sep 20175min

The boost students need to overcome obstacles | Anindya Kundu

The boost students need to overcome obstacles | Anindya Kundu

How can disadvantaged students succeed in school? For sociologist Anindya Kundu, grit and stick-to-itiveness aren't enough; students also need to develop their agency, or their capacity to overcome ob...

25 Sep 20177min

How a video game might help us build better cities | Karoliina Korppoo

How a video game might help us build better cities | Karoliina Korppoo

With more than half of the world population living in cities, one thing is undeniable: we are an urban species. Part game, part urban planning sketching tool, "Cities: Skylines" encourages people to u...

22 Sep 20178min

What intelligent machines can learn from a school of fish | Radhika Nagpal

What intelligent machines can learn from a school of fish | Radhika Nagpal

Science fiction visions of the future show us AI built to replicate how our minds work -- but what if we modeled it instead on the other kinds of intelligence found in nature? Robotics engineer Radhik...

21 Sep 201710min

The most Martian place on Earth | Armando Azua-Bustos

The most Martian place on Earth | Armando Azua-Bustos

How can you study Mars without a spaceship? Head to the most Martian place on Earth -- the Atacama Desert in Chile. Astrobiologist Armando Azua-Bustos grew up in this vast, arid landscape and now stud...

20 Sep 20174min

What we're missing in the debate about immigration | Duarte Geraldino

What we're missing in the debate about immigration | Duarte Geraldino

Between 2008 and 2016, the United States deported more than three million people. What happens to those left behind? Journalist Duarte Geraldino picks up the story of deportation where the state leave...

19 Sep 20177min

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