R8 W31

This is a way to identify people using their body, like a fingerprints, eyes, or face.

This device scans your finger to unlock a phone or a door.

Scientists are working hard to ___ to treat a rare diseases.

Many researchers ___ to find solutions for global warming.

Alexander Graham Bell ___ that allowed people to communicate over long distances.

Artificial intelligence continues to ___ in various industries.

This is a special type of contact lens. It can show 3D images in front of your eyes.

This is a machine that can teach students instead of a human teacher.

This helps people send messages, emails, or talk online using technology.