News
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Health & MedicineGinseng extract halts diabetes in mice
Extracts from the berry of the American ginseng plant counter obesity and insulin resistance in mice.
By Nathan Seppa -
EarthTomato compound repels mosquitos
New insect repellents based on a compound that contributes to the smell of crushed tomato leaves are under development.
By Janet Raloff -
Materials ScienceMolecular template makes nanoscale helix
Using ribbons made of organic molecules as minuscule templates, researchers have coaxed a semiconductor material into tiny helical coils.
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Health & MedicineWatermelon red means lycopene rich
Watermelon is a far better source of the carotenoid lycopene than tomatoes are and at least as well absorbed by the body.