Explanation found for X-ray radiation from black holes Date: August 20, 2024 Source: University of Helsinki Summary: Researchers have succeeded in something that has been pursued since the 1970s ...

The amount of radiation you’re exposed to during dental X-rays is very low, said David J. Brenner, director of the Center for Radiological Research at Columbia University.

An 1896 X-ray machine exposed the body to 1,500 times more radiation than modern technology does, largely because each image took 90 minutes to develop, dramatically increasing the patient's ...