A practical guide to Perplexity Computer: multi-model orchestration, setup and credits, prompting for outcomes, workflows, ...

Authorities say a mother and six children ranging in age from 3 to 11 were killed in an explosion and fire at a central Pennsylvania home.

Sarah B. Stolzfus, 34, and her six children, aged between three and 11 years old, were unable to make it out of the home.