In addition a ring of IR light emitting diodes (LEDs) are used to illuminate the hand and determine the position of the user's fingertips.

BBC: Digits demo screenshot

On the middle finger of his right hand he wore a ring with an oblong piece of faceted green glass that caught the light.

NEWYORKER: Election, Monitored

The discovery eventually came about using the Large Hadron Collider (LHC), a machine at CERN that sends bunches of protons round a ring 27km in circumference, in opposite directions, at close to the speed of light, so that they collide head on.

ECONOMIST: The Higgs boson

Antonio Tarver, the now dethroned undisputed light-heavyweight champion, unleashed a low blow on the tussle of the old-timers for The Ring Magazine light-heavyweight belt on Saturday.

BBC: Calzaghe hits back at the critics

Cleverly is ranked 10th by Ring Magazine in its evaluation of the world's best light-heavyweights.

BBC: Nathan Cleverly helped to title by leaving Calzaghe gym

Natalie McCaul, from the museum, said the meeting may "shed new light on the ring" and "reveal some of its secrets".

BBC: Escrick sapphire ring's mystery history sparks meeting

Imagine that you have five million dollars to invest and you are considering two options: one is to build a light industrial facility in an inner ring suburb and the other is a set of bonds.

FORBES: What Is the Liquidity Premium? What Does It Mean?

Calzaghe, unbeaten in 45 bouts, was king of the super-middleweight division - holding the WBC, WBA and WBO titles - but The Ring light-heavyweight crown he won by beating Hopkins was to be on the line against four-weight world champion Jones.

BBC: Calzaghe postpones Jones Jr fight