Black holes buried in mysterious ‘little red dot’ galaxies could blast cosmic ghosts at Earth

An illustration of a black hole at the heart of a dust cloud blasting out neutrinos. (Image credit: Robert Lea (created with Canva)) Mysterious “little red dots” discovered in the early universe by the James Webb Space Telescope could harbor buried black holes that fire high-energy cosmic “ghost particles” through the cosmos. Neutrinos are referredContinue Reading

wikipedia-banned-its-co-founder-because-its-rules-mostly-work,-actually

In Larry Sanger’s recent failed attempt to start a “WikiProject Intellectual Diversity”, he tried to recruit his followers to help him change Wikipedia’s rules around representation of viewpoints, religions, parties, and nationalities (a version of his earlier “Nine Theses”). The draft WikiProject was not itself a bannable offense, but hisContinue Reading

why-the-same-aircraft-can-have-a-different-callsign

To most passengers, an aircraft is identified by the flight number printed on a boarding pass. However, the identity used by pilots and air traffic control can be slightly different. The same aircraft may operate one flight under a standard airline call sign, another under a modified alphanumeric call sign,Continue Reading

NASA’s Hubble spots a stellar sparkler for the Fourth of July

A brilliant field of red, white, and blue stars sparkles across a new image from NASA’s Hubble Space Telescope, resembling a sparkler glowing against the night sky. NASA released the image to commemorate the 250th anniversary of the United States, celebrating the nation’s long history of exploration while showcasing one of the oldest collections ofContinue Reading