NPR News

In what could prove the largest-ever merger in the insurance industry, Aetna has announced a $37 billion deal to acquire rival Humana.

The agreement, announced by the Hartford, Conn.-based Aetna, "would bolster Aetna's presence in the state- and federally funded Medicaid program and Tricare coverage for military personnel and their families," according to The Associated Press.

When The Fish You Eat Have Eaten Something Toxic

20 hours ago

Some tasty saltwater fish carry a toxin that you may never have heard of.

And a recent study found that more people in Florida may be getting sick from eating fish contaminated with the toxin than previously thought.

By comparing Florida public health records with survey results from thousands of fishermen, scientists from the University of Florida found that ciguatera fish poisoning, as the condition is called, is significantly underreported in the state.

Updated at 10:05 a.m. ET

Syrian forces have carried out airstrikes to push back what is being described as a major offensive by militants affiliated with al-Qaida to seize the key northern city of Aleppo.

As NPR's Deborah Amos reports from the Turkish border, the battle surprised the regime, but also surprised more moderate rebels, who tell NPR they are not part of the offensive.

Chocolate might be headed toward a crisis, depending on whom you ask.

That's at least what the 2015 Cocoa Barometer has to say. It's an overview of sustainability issues in the cocoa sector, written by various European and U.S. NGOs, and was released in the U.S. this week. And what they're really worried about is the people who grow the beans that are ground up to make our beloved treat.

Updated at 1:10 p.m. ET

Greece's prime minister has put his political clout behind the "no" camp in a referendum to decide whether the country should accept the terms of an international bailout. But the people appear to be evenly split on the issue, according to two new opinion polls.

One survey, conducted by the respected ALCO institute just 48 hours before the referendum that could decide Greece's economic fate and future in the eurozone, gives the "yes" camp 44.8 percent against 43.4 percent for the "no" side, according to Reuters.

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