Security firm Thompson and Clark uses secret chat channels to communicate with government departments, and share information about people it is monitoring for those departments.

Farmers will soon be able to test for cattle disease 'Mycoplasma bovis' thanks to a new diagnostic tool being developed.

A 29-year-old chef who collapsed while running in the London Marathon has died in hospital, event organisers said.

Nashville police arrested the suspect in the weekend killing of four people at a Waffle House restaurant, ending a manhunt that began when the gunman ran naked from the scene into nearby woods, authorities say.