News
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LifeEggs have own biological clock
Reproductive cells age independently from the rest of the body, research in worms reveals.
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Health & MedicineScooters save lives of snakebite victims
Nepal project achieves dramatic drop in deaths by using motorbike helpers to rush the stricken to hospital.
By Nathan Seppa -
Health & MedicineE. coli evade detection by going dormant
When stressed, bacteria can temporarily turn comatose and dodge germ-screening tests.
By Janet Raloff -