TED Talks Daily

Songs are the soundtrack of our lives. But why exactly do they make us feel the way they do? Songwriter Scarlet Keys sits down at a piano to deconstruct the tools musicians use to make a melody unforgettable — from tone and repetition to lyrics and chords — and sheds light on music's ability to transform moments into memories.

This talk originally aired in 2024.
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Malala Yousafzai has spent her life advocating for girls' education — surviving an assassination attempt at 15, meeting with world leaders and then watching hard-won progress collapse when Afghanistan fell to the Taliban in 2021. That moment of despair forced her to completely rethink what it means to create change, and what she discovered replaced her shattered optimism with something more powerful and more honest. Hear how to keep fighting for the future you want, even when hope feels lost.
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What happens when the design of everyday things misses the mark? People fill in the blanks. Designer Kate Canales has spent more than 20 years photographing the handmade, improvised signs that appear when the original falls short. From perplexing bathroom directions to our struggles with doors and point-of-sale machines, her photos capture something technology can't replace: our instinct to look out for each other and leave a few instructions behind.

If you've got a photo you've taken of a makeshift sign like the ones Kate discusses in her talk, she'd would love to see it! Please visit www.thereifixedit.design to learn more.
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Andy Weir is the bestselling author of The Martian and Project Hail Mary. He’s known for weaving deep, carefully researched science into his novels, building intricate sci-fi worlds that have captivated millions of readers. But here’s a plot twist: Andy doesn’t actually love the act of writing itself – so how does he motivate himself to do it anyway? Adam talks with Andy about the creative process, the skills involved in discarding bad ideas, finding joy in worldbuilding and research, and why you should never be writing with a sequel in mind.

This episode originally aired on ReThinking in 2023.
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A hand-built camera with suction cups captured something no one had ever seen: two sperm whales communicating and swimming together in the deep ocean. Engineer Eric Stackpole shares the story of how a scrappy, DIY tool revealed this intimate glimpse into the lives of these giants — and makes the case that the only limit to what we can discover is what we're curious enough to explore.
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