Larsen and his colleagues used a similar idea in previous work looking at the relationship between a plant and a fungus.

ENGADGET: Microbial music: Using sound to represent data from the deep blue sea

Woods, for his part, insists that his work in progress is similar to previous frustrating periods rebuilding his swing with Harmon and then Hank Haney -- and he rebounded from those in a stellar career featuring 14 major titles and more than 80 professional victories.

CNN: Tiger Woods hits back at his critics

The previous year, Constable Peadar Heffron lost a leg in a similar attack as he drove to work in Randalstown, County Antrim.

BBC: Three men released in investigation into police car bomb