Getting the procedure paid for is another matter, since many insurers and employers are still wary of covering it for children. The surgery costs upwards of $20,000, and it's still being evaluated to determine which adolescents would benefit most from it.
Yugoslav army experts check the wreckage of a downed American F-117 aircraft in the village of Budjanovci on March 28, 1999. Some experts say technology in China's J-20 fighter may have come from this F-117.
China has denied reports that Pakistan allowed it to examine the wreckage of this specially modified U.S. Black Hawk helicopter that malfunctioned during the May 2, 2011, raid that killed Osama bin Laden in Abbottabad, Pakistan.
Iranian officials have crowed they are mining "priceless technological information" from a CIA spy drone that went down days ago inside Iran's borders, broadcasting triumphant images of what they said was the craft on state TV.
But many experts say the loss of the RQ-170 Sentinel drone — like the U-2 spy plane shot down over the Soviet Union in 1960 — may have more value as propaganda than as a treasure trove of technological secrets.
Originally published on Tue December 13, 2011 9:31 am
Update at 9:50 a.m. ET. Not Conclusive:
The presentation continues in Switzerland, where scientists are briefing their peers on the search for the Higgs boson — or so-called God particle — that gives matter mass. The bottomline: They've made progress, "but not enough to make any conclusive statement on the existence or non-existence of the elusive Higgs."
A Nativity scene in Caracas features the traditional baby Jesus born in a manger. But those standing nearby include a figure of President Hugo Chavez. The scene also makes a case that Chavez should qualify as a wise man. It includes a miniature cable car, symbolizing infrastructure improvements for which the president wants to be known.