It is rare to find brown dwarf stars orbiting in pairs, and this pair has an even more unusual exoplanet companion ...

It is harder for our bodies to absorb key nutrients from plant-based foods, so some vegans may be short on essential amino ...

Beginning around 3000 years ago, Tel Shiqmona in modern-day Israel was a major centre for the production of Tyrian purple, a ...

A weakening of Earth’s magnetic field known as the Laschamps event would have increased the threat of solar radiation, ...

More readers wade into the debate on whether it is better to carry a container of water and drink when necessary or guzzle ...

One reader draws on his chemistry days to explain why some types of plastic become fragile after exposure to ultraviolet ...

Readers explain that this colouration pattern in many living things is all about camouflage, while its opposite tends to ...

Why are hominin fossils in caves often buried under metres of sediment? And can two negatively charged black holes repel each ...

Photographer Mitch Epstein's years-long project highlights the majesty and vulnerability of old growth forests across the US ...

Quantum theory started with a bout of hay fever, and went on to transform our view of the universe – but its legacy isn't ...

From timetable scheduling to colouring in, and even casting a play, this nifty piece of mathematics is the answer, says Katie ...

Black Mirror's new season is a mixed bag, ranging from a sublimely plotted romp to one of the worst episodes to date. And ...