Dinosaurs might not have been the roaring beasts many imagine. Neuroscientist Erich Jarvis explains why modern birds—living dinosaurs—offer clues about vocal learning and why dinosaurs could have been singers.

For more, check out the extended interview with Erich Jarvis.

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If the universe is expanding, why aren’t galaxies stretching apart? Cosmologist Adam Riess breaks down the physics behind cosmic expansion, the forces that resist it, and why dark energy dominates the vast spaces between.

For more, check out the extended interview with Adam Riess.

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Why does thinking too hard ruin your rhythm? Neuroscientist Heather Berlin unpacks the science of flow states, explaining why mastery means trusting your brain’s hidden systems to do what they do best.

For more, check out the extended interview with Heather Berlin.

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Black holes can be bigger on the inside than they are on the outside. Astrophysicist Janna Levin explains how this is possible, and what that means about how black holes work.

For more, check out the extended interview with Janna Levin.

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What’s the difference between a fact, a law, and a theory? Mineralogist Robert Hazen and astrobiologist Michael Wong unpack the hierarchy of scientific ideas and reveal how laws of nature elegantly unify the universe.

For more, check out the extended interview with Robert Hazen and Michael Wong.

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Sorry, Beyoncé, it turns out microbes rule the world. Microbiologist Peter Girguis explains how to conceptualize just how many microbes are on Earth… and how understanding this helps us look for life on other worlds.

For more, check out the extended interview with Peter Girguis.

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Growth rings on trees can measure time, allowing scientists to date things from the deep past. But, paleobotantist Dr. Kirk Johnson explains why, in the tropics, some trees have no rings.

For more, check out the extended interview with Kirk Johnson.

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Nature has been solving problems for billions of years. Evolutionary biologist Sean B. Carroll reveals why scientists still turn to evolution’s inventions for life-saving breakthroughs, from GLP-1 drugs to statins.

For more, check out the extended interview with Sean B. Carroll.

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