As Republicans gathered for their national convention in Tampa this week, President Barack Obama stole some of their thunder by announcing that automakers will have to nearly double the fuel efficiency of cars and trucks by 2025.

Summer’s coming to an end and that means it’s back to the classroom for millions of students around the country.

Wall Street threw its support behind Barack Obama in 2008, but this election cycle the tables have turned. Now, it's funneling most of its donations to Mitt Romney and conservative super PACs.

Investors have been flocking to money market funds for decades, and today their total value stands at $2.5 trillion. Businesses, non-profits, government and individuals seem to think they're a sound investment, but how safe are they?

This week a technical glitch in electronic trading sent the stocks of nearly 150 companies, like Bank of America and GE, on a wild ride.  

It was the latest in a string of stock market snafus, including NASDAQ's botched Facebook IPO in May and the "flash crash" of 2010 when the Dow Jones Industrial Average plunged 600 points only to recover minutes later.