Writer Jennifer Kahn of Wired Magazine writes in this month's issue that pharmaceutical companies are now looking to India to run their drug trials. Her piece is titled, "A Nation of Guinea Pigs." Host Lisa Mullins speaks with her.

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Today is the first day that smoker's in the South American nation of Uruguay will have to find new places to light up. Government inspectors are enforcing a ban on smoking in public places. Host Lisa Mullins finds out how it's going from Carolina Moreira, a radio DJ in Uruguay's capital Montevideo.

Arranged marriages are still common in India. Families consider religion, social status, and caste in making a match. Now, a small but growing number of Indian couples are also consulting doctors. The reason is the AIDS epidemic. Correspondent Sheri Fink reports.

View photos of the wedding of Durga and Ravichandran

Poisons can be used for many things, including treating illness. Currently, scientists in Australia are experimenting with snake and spider venom to develop new medicines. Sheri Fink reports from Western Australia on research being done there.

Bird flu has shown up in Hungary...the seventh European nation to be affected. As The World's Gerry Hadden reports, the news has European farmers and politicians scrambling.

The Tower of London has been home to ravens for more than 900 years. But for the first time, their perch is empty. The six ravens now calling it home have been brought inside as protection against the bird flu scare. The World's Emma Lydersen has more.

Bird flu is spreading in Nigeria. The BBC's Dan Isaacs has the latest.

The Bird Flu has found its way to Africa. No people are known to be infected, but tests found the virus on a chicken farm in Nigeria. Host Marco Werman speaks with waterbird conservation expert Simon Delany about how wild bird migration may be the culprit in spreading the virus.

The recent death from bird flu of a 15-year-old Iraqi girl has compelled the World Health Organization to send experts to northern Iraq to investigate. Jessie Graham reports from the Iraqi city of Sulamaniya on the difficulties health workers face tracking the disease in the war-torn country.

There's good news in the fight against AIDS in Zimbabwe. A report to be published in the journal Science says the percentage of people infected with HIV there is on the decline. The World's Amy Costello reports from Cape Town South Africa.