Every world map is telling a slightly different story
Why Greenland looks enormous, continents change shape, and no flat map can show everything perfectly.
2 min read
Big planet. Endless rabbit holes.
Explore geography, our planet and technology through illustrated stories and quizzes. Follow your curiosity, discover something new and put your knowledge to the test.
Get to know your world.
From the shape of a map to the mountains beneath an island.
Fjords are the footprints of vanished ice
Those steep cliffs and deep blue inlets began with a much slower sculptor: a glacier.
2 min read
Mountains are still a work in progress
The slow collision beneath a mountain range can matter as much as the summit above it.
2 min read
The desert that is buried in ice
Antarctica shows why dryness and heat are two completely different things.
2 min read
The place where tomorrow begins
The International Date Line is a calendar boundary with a surprisingly human shape.
2 min read
How the ocean gets a new island
A volcanic island's most important chapter can happen before it breaks the surface.
2 min read
You live in a watershed, even far from a river
Follow a raindrop downhill and a hidden map of your neighbourhood appears.
2 min read
A planet full of surprises.
Small questions about the natural world. Fascinating answers.
Why the ocean has so many shades of blue
The colour of the sea is a story about sunlight, water and everything floating in it.
2 min read
The tiny animals that build entire reefs
Coral can resemble a plant or a stone. Its living builders are neither.
2 min read
The science behind a sky that glows
Auroras connect the Sun, Earth's magnetic field and the air high above us.
2 min read
Summer starts with a tilt
The reason for the seasons is written in Earth's orientation, not a simple near-and-far journey.
2 min read
A forest is part of the water cycle
The journey from root to leaf connects the ground beneath a tree to the air above it.
2 min read
The Moon turns. So why do we see the same face?
A matching spin and orbit create one of the night sky's most familiar illusions.
2 min read
The sea's daily rhythm has a space connection
The Moon helps drive the tides, but every coastline gives that rhythm its own expression.
2 min read
Understand the everyday extraordinary.
The science and systems quietly shaping the way we live.
The internet has an ocean floor
Behind wireless life is a very physical network of cables linking continents.
2 min read
Your location begins with a very good clock
GPS works out where you are by measuring when satellite signals arrive.
2 min read
How sunlight becomes electricity
Inside a solar panel, a semiconductor turns incoming light into a usable current.
2 min read
Why a scratched QR code can still work
Those little squares carry both a message and information that helps recover it.
2 min read
How a website name finds its way to a server
Before the page loads, a naming system helps your browser find where to connect.
2 min read
What actually disappears when a file gets smaller?
Compression can preserve every bit—or deliberately trade detail for size.
2 min read
Why a space telescope needs to see beyond red
Infrared light opens a different window onto distant galaxies and dusty stellar nurseries.
2 min read
The quiz collection
How well do you know the USA?
Explore America's landscapes, landmarks and places in a visual geography challenge.
Find your country match.
Coast or city? Adventure or routine? Discover where your preferences could take you.
Ready for a space challenge?
Put your logic and problem-solving to work in our unofficial NASA-inspired quiz.
Give your brain a workout.
Explore memory, focus and reasoning in our extended Brain Age challenge. A playful score, not a clinical assessment.
Where do you stand?
Explore the values and trade-offs behind your personal political profile.
How good are your baking instincts?
From ingredients to technique, find out what you really know about a great bake.