Quasar Conundrum: Brilliant Supermassive Black Hole Defies Expectations
The quasar produces high levels of radiation and powerful jets, but it has less influence on its surroundings than expected. Astronomers have revealed that a…
The quasar produces high levels of radiation and powerful jets, but it has less influence on its surroundings than expected. Astronomers have revealed that a…
Winter is upon us and so is the risk of vitamin D deficiency and infections. Vitamin D, which is made in our skin following sunlight…
A new liquid-cell technology allows scientists to see living biological materials and systems in three dimensions under an electron microscope, according to researchers at Penn…
New model connects the origins of very high-energy neutrinos, ultrahigh-energy cosmic rays, and high-energy gamma rays with black-hole jets embedded in their environments. One of…
New international research reveals that rare gamma-ray bursts, which can last for hours, can be explained as standard explosions occurring in a region with a…