What's on Congress' agenda in the final weeks before the August recess? Our panel takes a look at what needs to happen, and what can realistically get done.
A look at why some diseases resist eradication and how they may have actually helped humans evolve.
- Sharon Moalem researcher and medical student at New York's Mount Sinai School of Medicine. He holds a Ph.D. in physiology, neurogenetics and evolutionary medicine.
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