When light rays from each point on the object can reach the film by taking many different paths, they blur the image. That’s what happens with a large aperture. Conversely, a small aperture leaves ...

My hypothesis on why they aren’t eaten is due to the large number of poisonous animals in the ocean. For example, if an orca ...

This process, called neural adaptation, allows previously unpleasant flavours to become pleasurable. Coffee may gradually ...

This week's cartoon from Twisteddoodles ...

A psychedelic experience set author Michael Pollan on a quest to understand consciousness in his new book A World Appears. He ...

Mark Thomson is the newly appointed director general of CERN near Geneva, Switzerland. CERN is the world’s biggest particle ...

April has a lot to offer when it comes to popular science reading, promising to help us do everything from future-proof our ...

Genetically engineering tobacco plants could enable a more sustainable production method for psychedelic drugs, which are ...

Ducks with corkscrew penises, fish changing sex – what do we really know about sex and reproduction on Earth? Less than we ...

Feedback is delighted to discover a study analysing the use of humour at scientific conferences – but disappointed to find a ...

In Native Nations, historian Kathleen DuVal, at the University of North Carolina at Chapel Hill, sets the record straight, as ...

Photographer Lalo de Almeida has been documenting the industrialisation taking place in the Amazon rainforest after the ...