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Testing everyone for HIV and then giving them early treatment could theoretically eliminate the epidemic in South Africa. A mathematical model of this "test and treat" strategy suggest that it might be more expensive and take significantly longer than previously predicted.

Solar cooks can use the sun's rays to make meals from rice and beans to spare ribs and even cake — no electricity or gas required. With the right equipment, all you need is a sunny day and some patience.

Greek businesses and individuals have been steadily withdrawing euros, which has weakened Greek banks. This trend could be hard to reverse because Greeks fear a departure from the eurozone and a return to the drachma would wipe out much of their savings.

As Europe's Central Bank announced the latest plan to deal with the Continent's debt crisis, markets on both sides of the Atlantic rallied. Now investors are turning their focus to Friday's U.S. unemployment report, searching for signs that the job market is strengthening.

The Republicans could use the vice presidential slot to appeal to Hispanics. Meanwhile, President Obama used his weekly address to focus on the high cost of student loans.

Two years ago, Robert Bennett, a Republican senator from Utah, was voted out of office at the state's Republican convention. Bennett's friend, Utah Sen. Orrin Hatch, has worked hard over the past year to avoid the same fate at today's state convention. Weekends on All Things Considered host Guy Raz talks with NPR's Howard Berkes about the results of today's convention vote.

Earlier this month, a judge approved a $25 billion settlement between five major banks and nearly all of the state attorneys general over shortcuts lenders took to push through some foreclosures. Housing counselors say the deal has yet to make an impact in communities around the country.

Paying for college is kind of like solving a mystery. What do four years of college really cost? Are your loans government or private? And when you graduate, how much will you really owe? Many students and parents don't have a clue.

While Mitt Romney's argument is that President Obama doesn't deserve a second term, Obama is essentially framing his "are you better off" case against Romney as the former Massachusetts governor representing a potential third term for President George W. Bush.

There are tens of thousands of abandoned houses scattered across Ohio. The state, in an effort to improve neighborhoods and boost housing prices, plans to raze 20,000 of those homes with money from the national mortgage settlement.