There are still many false claims circulating that play down the threat posed to the Earth by climate change. This article compares these claims with the scientific facts.
Can music be transmitted using light? Can music be made visible? What is phase control, what does it do and how does it work? These questions are answered in illustrative experiments.
Imaging procedures in medicine are the product of different scientific sub-disciplines. Numerous interactive experiments on the subject of optics and machine learning are used to present the basics of these sub-disciplines and their application.