Lasers are a relatively new light technology that has a fantastic reach of applications. From surgery to entertainment, it helps us cut, weld and have sensational fun.
- We can trust NASA to provide a clear explanation to the question What is a laser?
- The BBC UK provide a written explanation for year 10 students in their bite-size series. This may be easier to understand if you check out the NASA explanation first.
- The first one minute cartoon on this Planet Science page explains why photons are happy to travel together in laser beams.
- Scienceline gives us some laser history.
Did you know there are competitions to create the most spectacular and complex light shows with lasers? This You Tube video was posted by Dynamic Lasers.