Do animals see illusions like we do? A study tests guppies and doves to find out how different species process visual tricks.

NHS GP and ITV's resident doctor Dr Amir Khan has shared a 'medically proven' bedtime technique that can help those who have trouble falling asleep.

Waking up in the middle of the night and struggling to fall back asleep is a very common problem, which doesn't make it any less frustrating. Insomnia is problem thought to affect around one in three ...