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This article (Couples Cull Embryos to Halt Heritage of Cancer) gives an example of how genetics research is applied in preventing diseases. What does PGD (Pre-implant Genetic Diagnosis) do? What difficulties the couple faced for doing PGD? Why PGD gives this couple much confidence that their child will not carry the cancer causing gene (oncogene)?
Dr. Nancy B. Simmons discusses her passion for bats and why they are misunderstood creatures.
This movie shows how a man is working to increase the coral populations in the Florida Keys.
This movie shows how a carpet manufacturer is taking steps to reduce is environmental footprint. It gives examples of how they are reducing their consumption and reusing materials.
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