The event, involving a rare joint appearance with George Osborne, was designed to highlight government infrastructure investment plans.
A serendipitous discovery involving a rare cell demands an unusual confluence of luck — chance multiplied by chance.
The reports involved a rare inherited human disease, the Lesch-Nyhan syndrome, in which lack of an enzyme causes fits of self-mutilation.
Ivan, who suffered from Ohtahara Syndrome, a severe form of cerebral palsy which also involves a rare and severe epilepsy syndrome, was taken ill overnight and died this morning shortly after arriving at St Mary's Hospital in Paddington, London.
A review of the government's case and interviews with military historians and other experts suggests that while accidental killings of comrades, allies or noncombatants have attracted more attention over the years, this case involved a rare confluence of factors that could justify a criminal prosecution.
The story behind the F.D.A.'s turnaround on the pain pills, last Thursday, involved a rare victory by lawmakers from states hard hit by prescription drug abuse over well-financed lobbyists for business and patient groups, one that came during a continuing public health crisis.
There is another route being considered - involving a rare mutation that leaves people resistant to HIV infection.
"Sooo, what's up with you?" The Cocktail Hour Once it has been determined that the evening is not the promised "simple dinner," but instead involves a rare dish from the Marshall Islands requiring a roux sauce that takes "about two hours," it is considered shabby behavior to blurt out the words, "You've got to be kidding me".
Every so often, a news story involving a rare but scary illness ― often one that leads to amputations ― starts making the rounds.
