For 150 years, Broca's area has defined speech production. Now scientists have discovered a second parallel system that ...
Plant a seed and, if the conditions are right, the seed grows. The process seems simple enough at first glance and is something many of us may feel like we learned in elementary school.
A naturally occurring gene called Cyclin A2 (CCNA2), which turns off after birth in humans, can actually make new, functioning heart cells and help the heart repair itself from injury, including a ...
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