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African Land Fertile Ground For Crops And Investors

Some accuse companies buying up land in Africa of dispossessing native farmers and using up scarce resources. But the Rei do Agro farm tries to be a good neighbor in Mozambique while banking on soybean profits.

Salmonella in Dog Food Is Making Humans Sick

The latest recall of dry dog food has made at least 22 people sick, and should make you think twice about sharing everything with Rover. Washing your hands after handling and feeding pets can help stop the spread of Salmonella.

Know The Enemy: Scientists Use Genetics To Get Ahead Of Malaria

An international team of researchers based in the U.K. say they've taken a big step forward in tracking the malaria parasite's evolution and predicting hotspots of potential resistance.

Mapping The Microbial Make-Up Of Healthy Humans

Reporting in Nature, Nature Methods, and several PLoS publications, researchers with the Human Microbiome Project write that they have cataloged the genetic identity of many microbes that populate the human body. Computational biologist Curtis Huttenhower discusses the multidisciplinary effort.

Bacterial Armor Imaged, Down To The Details

Reporting in Nature, an international team of scientists say they've visualized the structure of a protective protein coat that surrounds many bacteria, down to the scale of a single atom. Structural microbiologist Han Remaut, co-author of the study, discusses potential applications of the research.

How The Morning-After Pill Works

Mitt Romney referred to morning after-pills as 'abortive pills.' The FDA-approved label on Plan B indicates it may prevent fertilized eggs from implanting in a woman's uterus. Dr. Kristina Gemzell-Danielsson, an obstetrics and gynecology professor at Karolinska Institute, discusses the growing scientific evidence to the contrary.

Virus Hunter Recalls Discovery Of Ebola And HIV

In No Time to Lose: A Life In Pursuit of Deadly Viruses, microbiologist Peter Piot writes of the years he spent in the jungles of central Africa investigating mysterious viral diseases like Ebola and HIV, and recalls the bureaucratic struggles of leading UNAIDS.

Insurers Wait For Verdict On Health Care Law And Their Bottom Line

"I'm less concerned about how they rule and more concerned about when we can actually get at fixing this," says the head of Aetna, the nation's third-largest health insurer. He says at one level, the health care law represents a huge opportunity for the U.S. health insurance industry.