How seeds decide whether to wake up in salty soil

Researchers have discovered a system that helps seeds survive when there is too much salt in the soil. The system helps young germinating embryos keep the right balance of sodium and potassium as they begin to grow. Understanding ...

These bacteria can change their diet to survive inside the body

The human body fights staph infections by starving it of essential nutrients. Staph, it turns out, is remarkably good at changing what's on the menu. Staphylococcus aureus—the infamous agent behind MRSA and most staph infections—needs ...

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