Cartoonists have found many clever ways to depict the conventional wisdom that complex life evolved in the sea and then crawled up onto land. But a provocative new study suggests that the procession might be drawn in the wrong direction. The earliest large life forms may have appeared on land long before the oceans filled with creatures that swam and crawled and burrowed in the mud.

The leaders of the Federal Reserve just did something that sounds boring but is actually a big deal: They promised to keep short-term interest rates at zero at least until the unemployment rate falls below 6.5 percent, or inflation rises to over 2.5 percent.

It's clear on its face why this sounds boring. It takes a little doing to explain why it's a big deal.

North Korea's successful rocket launch may conjure up visions of nuclear missiles in the hands of one of the planet's least predictable regimes. But building a satellite launch vehicle doesn't directly translate into an ability to rain warheads on distant enemies.

Last year, smugglers tried using a catapult to get pot into the U.S.

Now, U.S. Customs and Border Protection agents say they recently discovered 30 large cans of marijuana in a field near Yuma, Ariz., — and that the barrels apparently landed there after being fired from a pneumatic-powered cannon 500 feet away in Mexico.

Despite his re-election and more Democratic seats in Congress, President Obama has far from a free hand to make the kind of comprehensive deal House Speaker John Boehner and other Republicans are demanding — one that includes cuts to entitlement programs.

Strong resistance to that notion is coming from the political left, including warnings that while Obama won't have another re-election, most of his allies on Capitol Hill will be facing voters again.

California Governor Jerry Brown and Democratic legislative leaders say they’re not looking at more tax increases now that voters have approved Proposition 30. 

But as Ben Adler reports from Sacramento, tax credits could be on the table, like the controversial Enterprise Zone program.

California offers 700 million dollars a year in tax credits to businesses who add or retain jobs in economically distressed neighborhoods.  

The governor proposed eliminating Enterprise Zones last year but couldn’t win legislative approval. 

Sitar player Ravi Shankar died Tuesday at the age of 92. Brian Q. Silver, a sitar player with over 40 years of experience, talks about playing the unique instrument and how Shankar popularized the Indian musical style.

The 2012 flu season started strong and eight states have already reported widespread flu activity. This is the earliest regular flu season since 2003-2004. With only about 37% of the population vaccinated so far, the influenza virus still has the potential to have a severe impact.

President Barack Obama is expected to make some key changes to his second-term cabinet. As Hillary Clinton prepares to step down as Secretary of State, many wonder whether she will run for president in 2016.