SAN ANTONIO (AP) -- A chunk of hard insulating foam that was fired at a space shuttle wing panel during a test Friday shattered on impact, leaving dark streaks and what appeared to be foam bits ...

CAPE CANAVERAL, Fla. -- The Columbia accident investigator in charge of a series of impact tests said Wednesday he is surprised by the incredible force with which a 1 1/2-pound chunk of space shuttle ...

The Columbia Accident Investigation Board (CAIB) reported the initial foam impact test on the Enterprise’s fiberglass leading edge panel showed significant effects. The foam struck the lower left wing ...

Columbia accident investigators tried to fire a piece of insulating foam at parts of a space shuttle wing to test whether a strike from the material could have catastrophically damaged the Columbia, ...

A pair of space shuttle wing parts cracked and were shoved out of alignment when a chunk of foam slammed into them in a high-speed test, bolstering the theory that the stiff, lightweight insulation ...

Foam Jars T-Seal The first shuttle external tank foam impact tests against simulated Columbia leading edge panels on May 29 knocked loose a T-seal opening a 22-in.-long gap in the simulated wing ...

Investigators say they are certain a piece of insulating foam that hit part of Columbia's wing was the cause of the space shuttle's Feb. 1 accident. A chunk of foam insulation fired at shuttle wing ...