Artistic illustration depicting an ocean between 554 and 539 million years ago. The seabed is covered with worm-like creatures anchored to the ground at one end. There are also disc-shaped animals on the ground and lozenge-shaped swimming creatures.

Spectacular fossil treasure trove pushes back origins of complex animals

Biodiversity
History
Mathematical, Physical and Life Sciences
Research
Science
Brain activity predicts the force of your actions

Oxford scientists uncover how the brain resolves emotional ambiguity

Brain health
Health
Medical Sciences
Neuroscience
Research
A robot hand touching the scales of justice

Expert Comment: In Claude We Trust? Evaluating the New Constitution

Artificial Intelligence
Expert opinion
Humanities
Innovation
Law
Policy
Society
Spermatozoa, viewed under microscope, illuminated against a dark background.

New study finds that stored sperm deteriorates across the animal kingdom

Biology
Health
Mathematical, Physical and Life Sciences
Research
Science
A jawbone from a dog against a black background, with a small ruler underneath it.

Oldest genetic evidence for domestic dogs identified in Europe and Türkiye

History
Research
Science
Social Sciences
Artistic graphic showing satellites and modular CubeSats in orbit over the Earth.

Expert Comment: From frontier to feedback loop - Why space must become circular

Astrophysics
Environment
Expert opinion
Innovation
Mathematical, Physical and Life Sciences
Research
Sustainability
Blood samples

Blood test may improve survival of childhood cancer in Africa

Cancer
Global health
Medical Sciences
Research

Pages