Today's Good News Index

A skin-thin ultrasound patch measures blood pressure without a cuff, tracking vessel motion and meeting key accuracy standards.

Dinosaur footprints outnumber bones, but they are hard to interpret. A new AI study reveals how machine learning can help identify who made them.

The Dark Energy Survey’s final results narrow the mystery of dark energy, offering sharper questions and new tools for future cosmic exploration.

Nagoya University builds a room-temperature RTD using Group IV materials, a key step toward scalable terahertz wireless components.