See raining iguanas and coral from the inside out — February’s best science images

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The announcement comes as the company is facing several thousand lawsuits brought by people in the US who allege they developed Parkinson’s disease due to their exposure to Syngenta’s paraquat products.

NYT Connections Sports Edition today: Hints and answers for February 28

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During fetal surgery, a small opening is made in the uterus. The surgeons then float the fetus up to that incision point so they can expose the back of the fetus and the spina bifida defect. The care team places a small patch containing living stem cells directly over the fetus’s exposed spinal cord, before closing the layers of the back to allow the tissue to regenerate. The stem cells, taken from donated placentas, are designed to protect the developing spinal cord from further damage before birth.

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