Science
The James Webb Space Telescope: What It Has Taught Us About the Universe
Since it began observing in 2022, the James Webb Space Telescope has reshaped our view of the early universe, distant galaxies…
Science
Research, discovery and the natural world — from the cosmos to the cell.
48 stories
Science
The Water Cycle: How Earth Recycles Its Water
The water cycle is the constant journey of water between the oceans, the air, and the land through evaporation, condensation…
Science
What Is Dark Matter? The Universe's Missing Mass
Dark matter is an invisible form of mass that appears to outweigh ordinary matter several times over. We infer it from gravity…
Science
CRISPR Gene Editing Explained
CRISPR is a precise gene-editing tool that uses a guide molecule to lead molecular scissors to an exact spot in DNA. Here is how…
Science
Why Is the Sky Blue? The Physics of Scattered Light
The daytime sky is blue because air molecules scatter the shorter, bluer wavelengths of sunlight far more strongly than the…
Science
What Is DNA? A Plain-English Guide
DNA is the molecule that carries the instructions for building and running every living thing. This clear guide explains its…
Science
How Do Batteries Work?
A battery stores energy as chemicals and releases it as electricity on demand. This guide explains the chemistry inside a cell…
Science
The Periodic Table Explained
The periodic table organises every known chemical element by its structure and properties. This plain-English guide explains what…
Science
What Is a Black Hole?
A black hole is a region of space where gravity is so strong that nothing, not even light, can escape. This clear guide explains…