Science / Explainer
How astronomers find worlds they cannot see
A dip in starlight and a tiny stellar wobble can reveal an orbiting planet.
The Front Page / Science
Science.
Features, ideas and explainers from the launch edition.
In this section
Science / Explainer
Inside the Cosmic Cliffs: reading a stellar nursery
Webb’s famous image is more than a spectacular view. It is a record of stars shaping their surroundings.
Science / Explainer
The long wave behind the rise and fall of the tide
What looks like a local change on the beach belongs to a much larger motion.
Science / Explainer
Why the seasons are a matter of perspective
Earth’s tilt explains a pattern that distance from the Sun cannot.