The Obama administration ruled today that fees paid to health insurance brokers and agents won't count as medical care expenses, under limits imposed on insurers in the 2010 federal health law.

That decision, in one of the regulations for implementing the health overhaul, is sure to disappoint insurance agents, as you might have guessed. But it's more important than you might have imagined.

There's word from Rock Hill, S.C., that Republican presidential candidate Herman Cain says he'll be making an announcement on Saturday about the future of his presidential bid, The Associated Press reports.

Meanwhile, here's a related bit of news to consider: His campaign just launched a "Women for Cain" effort, chaired by the candidate's wife Gloria.

As the webpage says:

The thought of eating Mr. Ed or Seabiscuit is likely to pull the heartstrings of most Americans. But there are plenty of people around the world who see our horses as just another source of protein and energy.

Results from the first round of voting in Egypt's parliamentary elections are being announced this hour. Already, according to al-Jazeera and other news outlets, there's word from the head of Egypt's Elections High commission that 62 percent of eligible voters cast ballots.

The Associated Press adds that Abdel-Mooaez Ibrahim called the number "the highest since the time of pharaohs."

As we've noted before, 2011 has been a great year for Internet companies seeking to go public. Today, Zynga said it hoped to price its shares at $8 to $10 per share during its initial public offering later this month. Depending on whose math you trust, that means the company will try to raise about $1 billion and the debut could value the company at $7 billion. (Some news outlets are putting that number as high as $9 billion.)

What is Zynga you ask? They're the makers of social games like Farmville and Cityville.

Doctors are running out of effective antibiotics, as bacteria evolve ways to evade one drug after another. Now DARPA has called for alternatives to conventional antibiotics. Nanotechnologist Chad Mirkin discusses one such weapon--tiny globs of DNA and RNA that can switch off the bugs' antibiotic resistance. Nanotechnologist Chad Mirkin discusses next-generation antibiotics that target a bacterium's DNA.

In a new book, Pulitzer Prize winning writer Richard Rhodes tells the behind-the-scenes story of movie star--and inventor-- Hedy Lamarr, "the most beautiful woman in the world." Lamarr invented "frequency hopping," a concept that's still used in today's wireless technology.

In her new book, The Heights: Anatomy of a Skyscraper, author Kate Ascher sheds light on the infrastructure and services that make life and work possible in a modern skyscraper. She examines everything that goes into designing, building and maintaining these towering buildings.

Pigeons may not be known for their flying prowess, but they are actually pretty good at maneuvering right angles. Andrew Biewener and colleagues at Harvard's Concord Field Station caught pigeons in a parking garage, made a flying course in the lab and filmed the birds with high speed cameras to see how pigeons make tight turns.