Cats cannot see in complete darkness. They do need some light. What makes them different is how efficiently their eyes use low light, especially at dawn and dusk. A large, dome-shaped cornea gathers ...

It’s impossible to divorce Marathon from the context surrounding its development.

Crying is one of the most recognizable human emotional signals. Tears appear when people experience grief, relief, joy, or ...

Amazon has launched its Spring Deals Day sale launching Apple and Samsung devices into the sales. Our tech editor Harriet Morphy-Morris has picked out the best deals ...

One specialist in the condition explains why early diagnosis is critical and shares six lesser-known symptoms to be aware of ...

You know those days when everything feels a bit heavy, and then you see a quiet, genuine moment between two people that just makes you smile? That's exactly what happened at Westminster Abbey. It wasn ...

This study used pupillometry to provide an objective assessment of a form of synesthesia in which people see additional color when reading numbers. It provides convincing evidence that subjective ...

When Janet Shipton sat down to write a holiday postcard to her aunt, the then 47-year-old didn’t imagine for a second that it would reveal the first symptom of early onset Parkinson’s disease. “I was ...