New microfluidic chip replicates muscle-nerve connection

MIT engineers have developed a microfluidic device that replicates the neuromuscular junction—the vital connection where nerve meets muscle. The device, about the size of a U.S. quarter, contains a single muscle strip and ...

Move it or lose it: One-year mission video miniseries

Have you ever noticed after lying in bed sick for a few days that standing upright took you a moment to regain your balance? Or perhaps you have an aging grandparent who spends more time lying in bed than standing and you ...

Eating right key to survival of whales and dolphins

In the marine world, high-energy prey make for high-energy predators. And to survive, such marine predators need to sustain the right kind of high-energy diet. Not just any prey will do, suggests a new study by researchers ...