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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The humans at the center of the US immigration debate | Ali Noorani

The humans at the center of the US immigration debate | Ali Noorani

How does a nation reconcile when its identity is at odds with its policies? Ali Noorani traces the arc of the US immigration debate to show a safer and more compassionate way forward, highlighting why...

30 Juni 202212min

Why healthy soil matters now more than ever | Jane Zelikova

Why healthy soil matters now more than ever | Jane Zelikova

From nourishing our foods to storing massive amounts of carbon, soil is teeming with diverse microbial life that could slow global warming. Climate change scientist Jane Zelikova calls for agricultura...

29 Juni 202210min

An invitation to reexamine your familiar world | Gillian Tett

An invitation to reexamine your familiar world | Gillian Tett

Before entering the world of financial journalism, Gillian Tett was a cultural anthropologist who studied how the past influences our present thoughts and behaviors. In an entertaining talk, she shows...

28 Juni 202213min

Why art is a tool for hope (with JR) | How to Be a Better Human

Why art is a tool for hope (with JR) | How to Be a Better Human

Art can move us in deep, meaningful ways. A beautiful song, a good book, or a great film can change our perspectives and attitudes toward ideas, and sometimes people. Where does that magic come from–a...

27 Juni 202230min

Africa’s great carbon valley -- and how to end energy poverty | James Irungu Mwangi

Africa’s great carbon valley -- and how to end energy poverty | James Irungu Mwangi

Our lives depend on curbing climate change, but so many priorities seem to be in competition. What’s the most urgent thing humanity can do right now? Social entrepreneur James Irungu Mwangi tells us w...

24 Juni 202214min

SpaceX's supersized Starship rocket -- and the future of galactic exploration | Jennifer Heldmann

SpaceX's supersized Starship rocket -- and the future of galactic exploration | Jennifer Heldmann

SpaceX's Starship launch vehicle has the potential to explore the solar system in a bold, new -- and super-sized -- way. Planetary scientist Jennifer Heldmann talks about how reusable, large-scale spa...

23 Juni 202213min

What happens to people's donated eggs and sperm after they die? | Ellen Trachman

What happens to people's donated eggs and sperm after they die? | Ellen Trachman

Today, there are many ways to conceive a child, thanks to assisted reproductive technologies like IVF and egg-freezing. But the law lags behind these advancements, says attorney Ellen Trachman, troubl...

22 Juni 202213min

How to find joy in climate action | Ayana Elizabeth Johnson

How to find joy in climate action | Ayana Elizabeth Johnson

We can all play a role in the climate movement by tapping into our skills, resources and networks in ways that bring us satisfaction, says climate leader Ayana Elizabeth Johnson. She suggests drawing ...

21 Juni 202210min

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