The design could lead to conformable wearable monitors to track skin cancer and other conditions.

Snails carrying the world's smallest computers have helped solve the mystery of a species that survived mass extinction, researchers report.

In a first, the digital fiber contains memory, temperature sensors, and a trained neural network program for inferring physical activity.

The new psychLight sensor, which detects hallucinogenic compounds, could help discover new treatments for mental illness.

Robotic arm equipped with a hairbrush helps with brushing tasks and could be an asset in assistive-care settings.

Design of miniature optical systems could lead to future cell phones that can detect viruses and more.

Undergraduate engineers have created a prototype glove that senses when someone with trichotillomania reaches to pull out hair.

A wireless device smaller than a ladybug could help doctors monitor tissue oxygen in transplanted organs and provide an early warning of transplant failure.

A new sensor works like a FItbit to keep track of mussel activity. It could send alerts about toxic stuff in freshwater ecosystems.

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.