CURIOUS BY NATURE

The world is far stranger than it looks.

Explore remarkable discoveries across nature, science, space, technology, history and the human mind.

Start exploring

Wooden park bench supported by metal legs and frame

Featured discovery13 min read

Why Does Metal Feel Colder Than Wood?

U.S. Navy submarine surfacing during an emergency drill

Technology & AI13 min read

How Do Submarines Rise and Sink?

Tan dog sniffing the ground while walking on a beach

Nature & Wildlife13 min read

How Can Dogs Smell So Well?

Layered cliffs and open space in the Grand Canyon

Science13 min read

Why Do We Hear Echoes?

Close-up photograph of a spherical soap bubble with colourful reflections

Science13 min read

Why Are Bubbles Round?

TEN WORLDS TO EXPLORE

Follow your curiosity.

Start anywhere. Every subject leads somewhere unexpected.

01Nature & Wildlife44 discoveries 02Science27 discoveries 03Space & The Universe24 discoveries 04Strange & Amazing2 discoveries 05Technology & AI25 discoveries 06History & Knowledge19 discoveries 07Earth & The Planet31 discoveries 08The Human Body & Mind28 discoveries 09Ideas & Learning3 discoveries 10Daily Discoveries1 discoveries

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Macro photograph showing tiny hooks on hook-and-loop fastening material

Technology & AI13 min read

How Does Velcro Work?

Hook-and-loop fasteners work through two textile surfaces. One carries many tiny stiff hooks; the other carries soft loops. Pressing them together lets hooks enter…

Fresh apple being sliced on a cutting board

Science13 min read

Why Do Cut Apples Turn Brown?

Several coloured glow sticks shining against a dark background

Science13 min read

How Do Glow Sticks Produce Light?

Three people reflected in a circular street mirror

Science13 min read

Why Do Mirrors Seem to Reverse Left and Right?

Black over-ear active noise-cancelling headphones on a neutral surface

Technology & AI13 min read

How Do Noise-Cancelling Headphones Work?

Person with hair standing outward during a Van de Graaff generator demonstration

Science13 min read

Why Does Static Electricity Make Hair Stand Up?

Clear ice cubes floating at the surface of water in a glass

Earth & The Planet13 min read

Why Does Ice Float on Water?

Person scrolling on a smartphone touchscreen with one finger

Technology & AI13 min read

How Do Touchscreens Know Where You Touch?

THE BARNAKLE IDEA

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The world is far stranger than it looks.

Follow your curiosity.

Latest discoveries

One remarkable idea.Delivered regularly.

A remarkable idea is waiting.

Before you go—take curiosity with you.

One remarkable idea.
Delivered regularly.