"A couple of short strips of filler material dangling from Discovery's belly had NASA scrambling Sunday to determine whether the protrusions might endanger the space shuttle during re-entry and whether the astronauts might need to attempt a repair." 7-05
"A fossil found in 1971 has been newly identified as the earliest known animal built to walk on land, a salamanderlike creature that marked a previously unknown stage in the evolution of fish into the ancestors of all vertebrates alive today." "The toothy animal, Pederpes finneyae, lived between 348 million and 344 million years ago in what is now Scotland." 7-02
Describes a new transistior invented that is the size of a molecule. It will take several years before it will be available for use in electronics, such as computers. 11-01