Examining how cells talk to each other

Like us, cells communicate. Well, in their own special way. Using waves as their common language, cells tell one another where and when to move. They talk, they share information, and they work together—much like the interdisciplinary ...

Blamed for fouling the environment, polyester may help save it

More than a decade ago, jet-lagged textile expert Juan Hinestroza landed in Xintang, China, and took a walk near a large creek. He noticed the water was a strange color—indigo blue, from highly toxic dyes, pigments and ...

Self-folding origami machines powered by chemical reactions

A Cornell-led collaboration harnessed chemical reactions to make microscale origami machines self-fold—freeing them from the liquids in which they usually function, so they can operate in dry environments and at room temperature.

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