Two women losing their sight to progressive forms of blindness may have regained some vision while participating in an experiment testing a treatment made from human embryonic stem cells, researchers reported today.

The report marks the first time that scientists have produced direct evidence that human embryonic stem cells may have helped a patient. The cells had only previously been tested in the laboratory or in animals.

The Supreme Court has just ruled that police need a warrant if they want to place a tracking device on a suspect's vehicle. The court's decision was unanimous.

NPR's Nina Totenberg says that this debate has been a contentious issue in the digital age. Here's how she explained it to newscaster Paul Brown:

At issue here is the case of Antoine Jones, a Washington, D.C. night club owner. Police put a GPS tracking device on his car for 30 days. That helped authorities find a stash of money and drugs.

For a few years now, a handful of scientists have been proposing grandiose technological fixes for the world's climate to combat the effects of global warming — schemes called geoengineering.

Most housing set up to help the homeless comes with a strict no-booze policy.

But a study on a controversial complex in Seattle that allows chronic alcoholics to keep drinking suggests the lenient approach can work too.

Homeless people with alcohol problems decreased their consumption over two years at the facility, called 1811 Eastlake. The average amount of alcohol consumed on a typical drinking day by the 95 study participants had decreased by about 25 percent at the end of the two-year study.

Saying it was a "blatant interference in its internal affairs," Syria rejected an Arab League plan that the organization hoped would bring an end to the violence.

According to the Syrian Arab News Agency (SANA), the official state news agency, the government condemed the plan and accused the Arab League of arming terrorist groups, which they say are responsible for killing civilians and attacking state facilities.

Booksellers and publishers are worried that Amazon is going to devour their industry. The giant online retailer seems to have its hands in all aspects of the business, from publishing books to selling them — and that has some in the book world wondering if there is any end to Amazon's influence.

Mitt Romney is reeling. Newt Gingrich is surging. Rick Santorum is hanging on. And Ron Paul continues to zig while others zag.

So goes the rollicking but inconclusive – so far – Republican presidential contest, as it moves from small-ball to big time in Florida for a Jan. 31 primary in which some 4 million state Republicans are eligible to vote.

Perspective? More Florida Republicans have already cast early ballots than all New Hampshire votes tallied for the top three finishers in that state's Jan. 10 GOP primary, about 197,000.

On today's 1pm broadcast of Alternative Radio:  "Inside Kashmir" with Mohamad Junaid.

Using strong words, Pakistan's military officially rejected a U.S. report, which concluded a NATO strike that killed 24 Pakistani troops was undertaken in self defense. Pakistan's military said parts of the report were "factually not correct."