Economy May 24 The Supreme Court ruling on patents could help curb ‘patent trolls.’ Here’s how. By Sam Lane
Economy Jan 26 Drug Giant Pfizer to Acquire Wyeth in $68 Billion Deal The world's largest drug maker, Pfizer Inc., announced Monday it is acquiring rival company Wyeth for about $68 billion, in the largest pharmaceutical sector takeover since 2000. By PBS News Hour
Science May 21 Watch India Works to Shield Traditional Knowledge from Modern Patents A new digital library in India is safeguarding ancient knowledge from patents, which can force royalty payments for knowledge that is common in that part of the world. NewsHour correspondent Fred de Sam Lazaro reports from New Delhi.