A terrifying glimpse at one potential fate of our Milky Way galaxy has come to light thanks to the discovery of a cosmic ...

The cosmic pinwheel that astronomers feared could one day shower Earth with lethal gamma rays may not be as dangerous as once ...

A new study explains how thunderstorm electric fields produce strong gamma‐ray glows with oscillating gamma‐ray rates, and that these oscillations develop into intense pulse trains that closely ...

We know that regular supernovas pose no existential threat to life on Earth in the near-term. But there are other varieties ...

What's the deadliest part of a supernova explosion? To estimate this we have to look at what the actual destructive ...

BL Lacertae, an enigmatic blazar, has shattered long-held classification norms, leaving astronomers baffled. Originally ...

The H.E.R.M.E.S. Constellation of the Italian Space Agency (ASI).  The High Energy Rapid Modular Ensemble of Satellites - ...

BL Lacertae blazar shifts between classifications faster than expected. It shows record X-ray activity and challenges current ...

The U.S. Naval Research Laboratory (NRL), in partnership with NASA’s Marshall Space Flight Center (MSFC), has developed ...

Tracking targeted drug delivery is often a challenge due to limitations in the current imaging techniques. A recent study reports a breakthrough imaging technique that allows direct and highly ...

“Traditional imaging methods involve external tracers, which may detach during circulation,” explains Koshikawa. “To overcome ...

Since the donation of a SPECT camera by the International Atomic Energy Agency (IAEA), a busy hospital in Brazil’s city of Niteroi has doubled its capacity to perform heart scans, expanding access to ...