Mysterious radio signals were found in space. Was it aliens? Or something else?
You are exposed to relatively high doses of radiation from the time you go through security to the moment your plane lands.
Ultrasound uses high frequency sound waves to create pictures of what is going on in our body.
Have you ever wondered about the terms "Black Hole" or "Supernova" meant? If no or even you would like to learn more, then listen to this edition of AMOS.
MRI, CT, PET... What are all these scans used for and how are they different?
What happens as you and your bag pass through an airport security gate?
Wouldn’t it be nifty if there was a way we could see into rocks without having to break them? Just think of it. If we could see inside of rocks without having to slice them open, then perhaps we could see into rocks on other planets like Mars. And maybe then we could detect forms of life inside these rocks.