The man, who has not been named, died when the single engine, single wing aircraft came down at the Army Aviation Centre in Middle Wallop.

BBC: Middle Wallop replica crash plane kills Horsham pilot

Philip John, the technical director of the project, says the version used on Demon has the compressed air entering a single chamber within a wing's trailing edge.

ECONOMIST: How to fly without ailerons

As I watched, a single bat shifted, unfurled a wing and enfolded its body ever more tightly.

NPR: 'Ancestor Stones:' Life and War in Sierra Leone

Israeli Prime Minister Benjamin Netanyahu's right-wing Likud-Beitenu alliance took the largest single share of parliamentary seats in the poll, but its tally of seats was down by a quarter.

BBC: Israel boycotts UN rights council in unprecedented move

Several right-wing groups in Israel believe new ways must be found to strengthen a single state of Israel.

BBC: Reconsidering the two-state solution

Those within the euro zone will start to come under the wing of the ECB from January, in what the commission calls the Single Supervisory Mechanism (SSM).

ECONOMIST: Plans for common supervision could easily turn messy

So whereas Tony Blair comfortably survived early left-wing revolts, over a miserly increase to the basic state pension and cuts to single parents' benefit, the 10p guerrillas rapidly extracted their concessions.

ECONOMIST: Bagehot

The best-loved single-piston airplane, the Beech Bonanza (disclosure: I own a Bonanza A36) sports a wing developed in the 1930s.

FORBES: Digital Rules

Creator Chris Roberts of Wing Commander fame, describes his multiplayer goal as a merger between the best aspects of MMOs and single-player experiences.

FORBES: Connect