IBT Staff Reporter

A European Space Agency satellite has measured record low levels of ozone over the Arctic, creating a situation similar to the ozone hole over the Antarctic.

Some Federal Reserve officials last month believed they would have to hold to an easy monetary policy course beyond this year while a few said the central bank should move to tighter conditions before year-end.

In the Champions League first-leg quarter final ties played around Europe, Real Madrid cruised past Tottenham Hotspur with a comprehensive 4-0 victory at the Santiago Bernabeu while German side Schalke 04 humiliated holders Inter Milan with a 5-2 win at the San Siro.

Nasdaq's late-night announcement to adjust weightings in the benchmark Nasdaq 100 Index spurred volatility in Apple shares and surprised U.S. fund managers, who questioned the timing of the news.

Brent crude jumped to a 2-1/2 year peak above $122 a barrel on Tuesday, gaining for a fourth straight day as conflict and unrest in Africa and the Middle East more than offset China's latest interest rate hike.

The S&P 500 failed to break a key technical resistance level for a second day on Tuesday as low trading volume raised further questions about the market's strength.

CBOE Holdings Inc Chief Executive Officer William Brodsky, who steered the operator of the biggest U.S. options market through an initial public offering last June, received a giant pay boost for his efforts.

Trade-by-trade and sometimes using a calculator, an FBI agent testified at hedge fund founder Raj Rajaratnam's insider trading trial how the government matched phone records with transactions that it contends were based on illegal confidential information.

Real Madrid planted one foot into the semi finals of the Champions League with a comprehensive 4-0 victory over Tottenham Hotspur in the first-leg of the quarter finals at the Santiago Bernabeu.

The leaked app appears to be a developer version of the Android Music player, which looks and feels much like the version of the application available for the Honeycomb-based Xoom tablet.

Shares of Google Inc fell nearly 3 percent on Tuesday, following a Bloomberg report that the U.S. Federal Trade Commission is considering an antitrust investigation of the company's dominance of the Web search industry.

President Barack Obama warned on Tuesday that a federal government shutdown would seriously disrupt the U.S. economy, after Republican and Democratic leaders failed to make headway on a budget deal.

The Obama administration is preparing a comprehensive proposal for corporate tax reform in an effort to kickstart the legislative process in Congress, U.S. Treasury Secretary Timothy Geithner said on Tuesday.

Scientists have discovered a new mineral inside a meteorite originally recovered in 1969.

The S&P 500 failed to break a key technical resistance level for a second day on Tuesday as low trading volume raised further questions about the market's strength.

A few weeks ago Lady Gaga released a harmonica-infused version of her top hit Born This Way on her Twitter account. Now, Lady Gaga has released the track for sale and will donate a portion of the proceeds from the sales to charity.

Seems you can't keep a safe haven down. Not when retained wealth worldwide needs to escape money-printing and zero rates at home. What options are left to anxious savers? What choice but the Euro is still open to the Swiss National Bank...?

(Corrects lead to reflect late-night announcement, not rebalancing)

Nasdaq's late-night announcement of plans to rebalance its benchmark Nasdaq-100 Index spurred volatility in Apple shares and surprised U.S. fund managers who questioned the timing of the announcement.

While the attacks against Sony by the hacktivist group Anonymous don't seem to have materialized, a Facebook page entitled Operation SONY has been set up, pointing to some kind of action on April 16.

U.S. stocks advanced on Tuesday as a large acquisition helped lift positive sentiment and offset another rate hike in China.

President Barack Obama will visit Facebook's California headquarters on April 20 and hold a town hall forum on the economy with Facebook Chief Executive Mark Zuckerberg and Chief Operating Officer Sheryl Sandberg, the White House said on Tuesday.

House Speaker John Boehner and Senate Majority Leader Harry Reid are meeting together with their teams to avert a federal shutdown on April 8 -- President Barack Obama's team won't be at the meeting at the Speaker's request, the President said Tuesday.

Former BP Plc chief executive Tony Hayward denied on Tuesday he was setting up an investment firm as he left a private meeting in one of the most luxurious hotels in the United Arab Emirates.

Divisions at the U.S. Federal Reserve over how soon to reverse course on monetary policy emerged more clearly last month, although the central bank appeared intent to complete a $600 billion bond-buying plan.

The FCC launched a new website, complete with Web 2.0 technologies.

Miley Cyrus, who had quit Twitter for a long time, returned to the social networking site for two reasons: her fans and Charlie Sheen.

The jury at Galleon Group hedge fund founder Raj Rajaratnam's insider trading trial will not hear evidence of videotapes, fax and phone records from 1998 linking him to a former Intel Corp employee, the judge ruled on Tuesday.

CBOE Holdings Inc Chief Executive Officer William Brodsky, who steered the operator of the biggest U.S. options market through an initial public offering last June, got a $9.58 million pay package in 2010.