Study spotlights dog impulsivity

Researchers in Hungary have discovered a clear link between repeat polymorphism in the tyrosine hydroxylase (TH) gene with activity-impulsivity in German Shepherd dogs. The research is presented in the journal PLoS ONE.

Blind British soldier 'sees' with his tongue

A British soldier left blind by a grenade in Iraq has told how his life has been transformed by ground-breaking technology that enables him to "see" with his tongue.