A hydrogel appears to offer a temporary, hospitable environment that helps activate modified immune cells attack cancer.

A new hydrogel tablet can disinfect a liter of river water and make it suitable for drinking in an hour or less.

New research fine-tunes custom hydrogels to mimic the insides of the intestine and create a home for intestinal bacteria.

A new 3D-printed gel made from material in seaweed could have applications for strong, flexible biological scaffolds for growing cells or soft robotics.

A new kind of soft robot that looks like a dragonfly and doesn't use any electronics could hunt for signs that indicate environmental changes in water.

A new method that allows engineers to use 3D printing to create a hand in 19 minutes is a step toward creating 3D printed human organs and tissue.

Injecting stem cell or exosome therapeutics directly into the pericardial cavity could offer a less invasive, more effective way to treat cardiac injuries.

Injecting stem cell or exosome therapeutics directly into the pericardial cavity could offer a less invasive, more effective way to treat cardiac injuries.

New shape-shfting and color-changing hydrogel could lead to new military camouflage, soft robotics, and flexible displays, researchers report.

A new microneedle-injected hydrogel could one day offer a way to treat glaucoma without drugs or surgery.