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We can readily manipulate all kinds of objects; for them, versatility is a huge struggle. They need better mechanics — and a lot more of the intelligence that goes into handling things.
What would it take to create a truly intelligent microbot, one that can operate independently? A roboticist describes the fascinating minutiae and the medical jobs these tiny machines could do for us.
Growing evidence suggests a link between the debilitating neurological illness and the microbes that live in our intestines. The vagus nerve may be a pathway.
Tiny charges inside human cells spur development of an embryo’s form and structure. In a Q&A, Michael Levin talks about using those sparks to fix birth defects, control cancer and regrow tissues.
When a malignancy or chronic infection sets in, a kind of immune combat fatigue can follow. Finding ways to recharge immune cells can restore their ability to fight deadly diseases, says immunologist John Wherry.
For decades, genetics and biochemistry have formed the bedrock of developmental biology. But it turns out that physical forces — the way cells push, pull and squeeze each other — play a huge role, too.
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