Vampire Bacteria

I VANT to suck your… biofuel? This is Sandra Tsing Loh with the Loh Down on Science. Algae can be made into a biofuel that’s greener than gasoline – literally! But a mysterious killer has been sucking its life out. What causes these healthy aquatic creatures to become a rotting

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Viral Addiction

Has addiction gone VIRAL? This is Sandra Tsing Loh with the Loh Down on Science. Retroviruses like HIV make us sick by inserting their genes into our cells. Usually, these genes cause cells to make new copies of the retrovirus. But occasionally, the genes mutate and can’t make new viruses.

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