"Scientists use creative tools and careful evidence—from space telescopes to fossils to medical devices—to learn about the world and solve problems step by step."
Ask the class before watching:
"What’s one thing you’ve seen or used (a tool, a picture, or a device) that helped you learn something you couldn’t understand just by looking with your eyes alone?"
A place (or tool) scientists use to watch and study space.
The space observatory collected special signals so scientists could make a picture of a galaxy we can’t visit.
A huge group of many galaxies that are close together in space.
In a galaxy cluster, it’s like lots of cosmic cities packed into one giant neighborhood.
Doing something alone instead of in a group.
A solitary bee doesn’t live in a big hive; she makes her own little nursery for her babies.
A small device placed inside the body to help it work better.
The new eye implant helped some people notice letters more clearly, like turning on a dim light in a dark room.
Have students answer these questions after watching the episode.