The Curiosity Index
What are you wondering tonight?
Every question here is one a real child has asked, and every one of them is answered by an episode. Type a word, or simply read down the list until something catches.
67 questions
- Are people going back to the Moon? Artemis II · Journey to the moon and back
- Are sharks really dangerous? Sharks · Replacing fear with wonder
- Can hippos swim? Hippos · The science of sinking
- Does Jupiter have a surface you could stand on? Jupiter · A world made of sky
- How are caves made? Caves · The sculptures of water
- How are rainbows made? Rainbows · Where colors wait
- How are stars born? Nebula Nurseries · How stars are born
- How can a tractor pull something so heavy? Farm Tractors · A field of dreams
- How did they build a tunnel under the sea? The Chunnel · A train ride beneath the sea
- How do axolotls regrow parts of themselves? Axolotls · The super-healing smilers
- How do bats see in the dark? Bats · Masters of the dark
- How do bees find their way home? Bees · The journey home
- How do clouds float? Clouds · The shape water borrows
- How do crystals grow? Crystals · The physics of stillness
- How do dams make electricity? Beavers & Dams · Where the river slows
- How do dolphins sleep? Dolphins · Riding the waves
- How do fireflies glow? Fireflies · The light that waited
- How do fossils form? Dinosaur Fossils · How scientists tell time
- How do garbage trucks lift so much? Garbage Trucks · The physics of quiet strength
- How do monarch butterflies know where to go? Monarch Butterflies · The living relay
- How do sea turtles find their way home? Sea Turtles · The map inside her
- How do spiders make their webs? Spiders · Tiny architects
- How do your ears hear? Hearing · The science of sound waves
- How do your eyes see? Sight · How the world gets inside your head
- How does a lighthouse work? Lighthouses · The light that comes back around
- How does a rainforest make its own rain? Rainforest · The river above the trees
- How does a seed know when to grow? Seeds · The secret life underground
- How does a steam train work? Steam Train · The rhythm of sleep
- How does electricity get to my house? Electricity · The copper highway
- How does the Sun hold the planets? The Sun · Anchor of the solar system
- How does your sense of touch work? Touch · The oldest sense
- How does your tongue taste things? Taste · A journey down the river of flavor
- What are Saturn’s rings made of? Saturn · A circle made of pieces
- What causes the northern lights? Aurora · A crown of gentle light
- What causes turbulence on an airplane? Airplane Turbulence · The sky’s rockabye
- What happens when animals hibernate? Hibernation · The science of slowing down
- What is a black hole? Black Holes · The deep rivers of space
- What is a shooting star? Shooting Stars · Wishes on ancient dust
- What is DNA? Genes & DNA · What makes you... you
- What is fire made of? Fire · What a tree gives back
- What is inside an ant hill? Ants · The rooms under the ground
- What is the deepest place on Earth? Mariana Trench · The deepest place on Earth
- What makes Earth special? Earth Day · The slow world
- What makes fireworks different colors? Fireworks · The earth painting the sky
- Where do feelings come from? Feelings · Where your feelings live
- Where does oxygen come from? Oxygen · Where every breath begins
- Where does rain come from? The Water Cycle · The journey of a droplet
- Where does sand come from? Sand · The long journey to the beach
- Why are capybaras so calm? Capybaras · The masters of stillness
- Why are sunsets blue on Mars? Mars · The blue sunset
- Why do astronauts float? Sixteen Sunrises · A day aboard the space station
- Why do bridges move? Bridges · Strong because they move
- Why do heavy ships float? Floating Ships · Why the heaviest things rise
- Why do leaves change color? The Falling Leaves · Summer’s soft farewell
- Why do sea otters hold hands? Sea Otters · Held by the water
- Why do smells bring back memories? Smell · Where memories wait
- Why do snowflakes have six sides? Snowflakes · Winter’s quiet blanket
- Why do volcanoes erupt? Volcanoes · How the earth breathes
- Why do we need to sleep? Sleep · The nightly tide
- Why do whales sing? Whale Songs · The ocean’s lullaby
- Why does a hug make you feel calmer? Friendship · The science of closeness
- Why does an octopus have three hearts? Octopus · A brain in every arm
- Why does the Moon change shape? Moon Phases · Why the moon changes shape
- Why does the ocean glow at night? Bioluminescence · Nature’s living light
- Why does the ocean have tides? Tides · How the moon moves the sea
- Why does thunder come after lightning? Thunder & Lightning · The sky’s electric lullaby
- Why is it cold in winter? Winter Solstice · Why it is cold in winter
No question by that name yet. Ask it, and it may become an episode.