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Cosmology

WHY is there a cosmic speed limit?

Physics

Why is there a cosmic speed limit? It could even be why we’re here

Nothing in the cosmos can travel faster than light speed. By distinguishing cause and effect and stopping everything happening in a jumbled mess, our existence depends on it

Features
WHY is the universe just right? Spiral Galaxy in deep spcae, 3D illustration

Life

Why is the universe just right for life? Blame the multiverse

Features
WHY do we exist?

Humans

Why do we exist? The meaning of life isn鈥檛 to be found in the stars

Features
Cosmic distance ladder stretches into the universe

Space

Cosmic calculation may settle debate about the rate the universe grows

News

Space

We finally know when the first stars in the universe switched on

News

Physics

Why the big bang may not have been the beginning of the universe

News

Physics

The hunt for a primordial force that would revolutionise cosmology

Features
galactic filament

Space

Enormous strands of galaxies in the cosmic web appear to be spinning

News

Physics

Merging galaxies throw shade on alternative dark matter theory

News
Many different galaxies

Space

Line of galaxies is so big it breaks our understanding of the universe

An arc of galaxies stretching for 3.3 billion light years seems to contradict a core tenet of cosmology, that the universe looks broadly the same everywhere on large scales

News

Space

Project Hail Mary review: Andy Weir conjures a new tale of space peril

Culture

Space

Antimatter stars may lurk in the solar system鈥檚 neighbourhood

News

Space

One of our most basic assumptions about the universe may be wrong

News

Physics

Why the universe can be described by the equations of fluids

News