May 20- Yahoo Inc said it is acquiring blogging service Tumblr for $1.1 billion cash, a bold bet by Chief Executive Marissa Mayer to revitalize the struggling Internet pioneer by co-opting a Web property with strong visitor traffic but little revenue.
U.S. stock market index futures were slightly lower Monday, after major averages finished higher for the fourth-consecutive week, amid ongoing concerns the Federal Reserve may begin to taper off its quantitative easing program sooner than expected.
BRIDGEPORT, Conn., May 19- Thousands of Connecticut commuters should brace for travel chaos on Monday as Metro-North workers repair damage on the United States' busiest rail line caused by the collision of two trains, officials warned on Sunday.
WASHINGTON, May 17- The technology industry and organized labor are locked in a fight that threatens to complicate the U.S. Senate's immigration bill. At the heart of the debate is whether there is a shortage of Americans with the math and science skills needed for work at technology firms like Facebook Inc, Google Inc and Microsoft Corp..
Applied Materials Inc. rose 1.1 percent to $14.82 with 14,452,500 shares traded. Aruba Networks fell 26.7 percent to $12.91 with 35,494,700 shares traded. Autodesk Inc. fell 7.4 percent to $36.83 with 11,966,600 shares traded.
SAN FRANCISCO, May 17- Strong debuts in the initial public offerings of two business software companies on Friday underscored a pattern in the market: While consumer companies like Facebook Inc get the buzz, enterprise companies are racking up most of the market gains.