Human gut bacteria have sex to share vitamin B12

Your gut bacteria need vitamin B12 just as much as you do. Though DNA is usually passed from parent to child, new research shows gut bacteria transfer genes through "sex" in order to take their vitamins.

Breeding beetle-resistant potatoes

Potatoes are the most consumed vegetable in the United States. According to the USDA, US farmers grew more than 42 billion lbs. of potatoes in 2019. That's 128 lbs. of potatoes per person.

Irish potato famine pathogen stoked outbreaks on six continents

North Carolina State University researchers continue to track the evolution of different strains of the plant pathogen that caused the Irish potato famine in the 1840s, which set down roots in the United States before attacking ...

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