In a new study, researchers from McMaster University found that in people with a certain gene that elevates heart attack risk, a diet high in fruits and vegetables can help lower the risk. Dr. Sonia Anand explains the study, and what still needs to be learned about the gene.
A new report from Food and Water Watch turns up the heat on how we feed farmed fish and the environmental toll it takes. It takes three pounds of wild fish to feed one pound of farmed salmon, so scientists are looking for alternatives.
The piggy-nosed, coldblooded animals are neither rats nor moles. But scientists hope the naked mole rat's newly sequenced genome may offer insights not only into aging but also cancer and other diseases.
The southwest African country of Namibia is trying a controversial approach to preserving its wildlife. Rural people control the animals and profit from them. But they have also found they must shoot some of the animals to cull the herds.
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