A backup version of Skylab was displayed when the Smithsonian’s National Air and Space Museum opened 50 years ago. After renovation of the building, the artifact is once more on view in a new gallery ...
A lost Philadelphia observatory once used to track the transit of Venus may be the place where the Declaration of Independence was read publicly for the first time.
In 1966, a simple program named ELIZA surprised scientists by eliciting human-like emotional responses. Despite its basic ...