IBT Staff Reporter

Global growth can no longer hinge solely on the U.S. consumer and a global economic recovery remains fragile, Canadian Prime Minister Stephen Harper told CNBC television on Tuesday.

Forget microchips.Silicon Valley sees a profitable future in the humble brick thanks to a low-energy production process that illustrates the greening of the U.S. technology capital.

Twitter has no plans to put advertisements on the popular microblogging site this year, co-founder Biz Stone said on Tuesday, amid a growing push for the 2-year-old Internet sensation to begin making money.

No. 2 U.S. home improvement chain Lowe's Cos Inc forecast earnings for its next fiscal year that could fall short of Wall Street expectations, sending its shares down 4.2 percent.

Canadian Hydro Developers Inc said on Tuesday it has received a number of proposals from other suitors after opening its books to try to attract a better offer than TransAlta Corp's C$654 million ($611 million) hostile takeover bid.

Safilo said on Tuesday it had received no binding offer for the firm after shareholders in a local rival bought into the debt-laden eyewear maker and a report said another stakeholder was mulling a bid.

China Investment Corp, a $200 billion sovereign wealth fund, has bought a 14.5 percent stake in trading firm Noble Group for $850 million, giving China greater exposure to global commodities and trading expertise.

Yahoo Inc said it would kick off a $100 million branding campaign next week as the No. 2 U.S. Web company seeks to revive growth and redefine itself under Chief Executive Carol Bartz.

Oil prices jumped more than 2 percent to top $71 a barrel on Tuesday as the U.S. dollar fell to a one-year low against the euro and top exporter Saudi Arabia said the economy was rebounding.

Wells Fargo & Co said on Tuesday former Chief Executive Dick Kovacevich will retire as chairman on January 1 and current Chief Executive John Stumpf will take on the added role.

General Motors Co said on Tuesday that it would add shifts at three U.S. assembly plants, restoring 2,400 jobs, as it shutters other facilities or prepares them for new products.

iPhone users will be able to start sending multimedia messages as of Friday, Sept. 25, AT&T said in a text message to its clients.

The United States will keep its embassy and other American government offices in South Africa closed on Wednesday after an undisclosed security threat, the embassy said on its website on Tuesday.

A U.S. climate bill will cripple Texas's vital energy sector and damage the state and national economies, Republican Governor Rick Perry said on Tuesday.

Twitter has no plans to put advertisements on the popular microblogging site this year, co-founder Biz Stone said on Tuesday, amid a growing push for the 2-year-old Internet sensation to begin making money.

Support grew on Tuesday for a U.S. plan to build a more balanced global economy and leaders warned against returning to business as usual once recovery takes hold.

The U.S. government will begin requiring big companies to monitor and report greenhouse gas emissions, officials said on Tuesday, a move that could make it easier for federal regulators to cut emissions if Congress does not pass a climate change bill.

A senator from the U.S. Corn Belt filed an amendment on Tuesday that would bar federal regulators from considering how land is used overseas when they write rules to expand use of biofuels.

His fans call classical virtuoso Murray Perahia the poet of the piano, but he very nearly became a silent one.

News agency Agence France Presse and two photographers sued NFL star Tom Brady and his supermodel wife Gisele Bundchen over an incident in which they allege the couple's bodyguards fired on the photographers.

When it comes to offsetting carbon footprints, European companies seek offsets sourced from far off, romantic countries, while North American firms prefer those generated by local clean energy projects, a survey found.

Japanese brewer Suntory SUNTH.UL has made a binding bid for soft drinks maker Orangina Schweppes, its private equity owners said, in a sign buy-out houses may find it easier to exit investments.

Intel unveiled a new software platform to help usher in its vision of an electronic world where devices -- ranging from data servers to mobile handhelds -- will deploy familiar and easy to use interfaces , while expanding its reach to broader markets.

U.S. stocks rose on Tuesday, as investors bet that the U.S. Federal Reserve will stick to its accommodative policy to foster the economic recovery, boosting growth-sensitive sectors such as financials, technology and industrials.

U.S. prosecutors said on Tuesday that two former Bear Stearns Cos hedge fund managers facing trial on fraud charges are trying to impede the government's access to documentary evidence.

Those who know wealthy Lebanese Shi'ite financier Salah Ezz el-Din say he is a deeply pious, humble man whose close links to Hezbollah made his credentials impeccable as he allegedly embezzled their savings.

Royal Philips Electronics NV aims to generate half its sales from emerging markets including India and China, up from the current one-third, an official at its Indian unit said on Tuesday.

Twitter has no plans to put advertisements on the popular microblogging site this year, co-founder Biz Stone said on the sidelines of a conference in Los Angeles on Tuesday.

In a pinstripe suit, silk tie and polished shoes, David Rowe has all the trappings of a successful London city worker, except for one stark difference -- he is wearing a sandwich board that says JOB WANTED.