Radiation levels at airline flight altitudes briefly reached levels that could be potentially harmful to pregnant women.

An international team of astronomers, led by SRON, has observed a sudden outburst of matter near the supermassive black hole ...

Sarah Dalessi, a fifth-year student in the College of Science at The University of Alabama in Huntsville (UAH), a part of The ...

The Sun follows a 22-year magnetic cycle, with solar activity rising and peaking roughly every 11 years. But when conditions ...

The powerful X1.1 solar flare from sunspot region 4298 sparked strong radio blackouts on the sunlit portion of Earth at the ...

NASA has visualized the cataclysm, which is thought to have caused a mysterious eruption of gamma rays captured by telescopes ...

Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics attempts ...

Applied physics is the study of physics for a practical purpose, as opposed to physics motived solely for an improved fundamental understanding. This includes technological advances such as the ...

» Is there a safe level of radiation exposure for a patient during pregnancy? Dose limits do not apply for radiation exposure of patients, since the decision to use radiation is justified depending ...