Mr. Boisjoly wrote a portentous memo six months before the Space Shuttle Challenger’s explosion, warning that if it was too cold, seals connecting sections of the shuttle’s rocket boosters could fail.

Apple has removed from the App Store a number of copycat applications that closely mimicked the titles of successful games after they provoked a public outcry from developers over the issue.

The Spark of Genius Series highlights a unique feature of startups and is made possible by Microsoft BizSpark . If you would like to have your st …

The Susan G. Komen for the Cure foundation apologized for its decision to cut grants to Planned Parenthood for cancer screening and said it would restore the funding.

Hong Kong billionaire Li Ka-shing’s Hutchison Whampoa Ltd. agreed to buy Orange Austria in a deal valued at 1.3 billion euros ($1.7 billion), adding to more than $31 billion of investments in overseas mobile-phone operations.