Science & Technology

Purple gold

Why did the gold on the ceiling of the Alhambra turn a weird shade of purple?

We now know more about how the brains of our ancestors developed differently from those of the Neanderthals.

This year’s Nobel Prize in Physics has been awarded for pioneering work exploring the strange-but-true phenomenon of quantum entanglement.

Quantum computers could change the world beyond recognition – but will a working model ever be built?

As we re-enter a world of great power competition, it's vital that we strengthen our intelligence analysis.

Scientific progress can come from unethical practices – but the ends don’t always justify the means.

The discovery of three exotic new particles is the start of a new era, set to reveal more secrets of our Universe.

Polar bears may be more resilient to climate change than we thought, but let's not misinterpret the research.

Some aromas smell disgusting to people with parosmia. New research helps to understand this now common condition.

The mysterious sighting of ‘Oumuamua has prompted an astrophysicist to head a new drive in the search for alien tech.