Teacher Adam Gravenor hands out lesson sheets he created with the help of AI technology to accompany the class textbook at ...
The Block Family's announcement said the company has lost more than $350 million and blamed court decisions imposing ...
Pittsburgh Post-Gazette will publish its final edition and cease operations on May 3, ending more than 240 years of local ...
The Pittsburgh Post-Gazette is shutting down in May after its owners cited financial losses. Block Communications Inc. made ...
Lignin is the rigid polymer that gives trees their strength. The paper industry usually treats lignin as a low-value ...
The Pittsburgh Post-Gazette traces its roots to 1786 — before the U.S. Constitution was created. John Scull and Joseph Hall ...
Traces of a toxic chemical found on 60,000-year-old arrowheads hint at advanced planning by Palaeolithic hunters.
Sponges are among Earth's most ancient animals, but exactly when they evolved has long puzzled scientists. Genetic information from living sponges, as well as chemical signals from ancient rocks, ...