Neutrino Produced in a Cosmic Collider Far Away
Link between IceCube neutrino event and distant radio galaxy resolved The neutrino event IceCube 170922A, detected at the IceCube Neutrino Observatory at the South Pole,…
Neutrinos
Solving Mystery of Ultra-High-Energy Ghost-Like Particles With Next-Generation Neutrino Detector
Giant neutrino telescope to open window to ultra-high-energy universe. The long-sought, elusive ultra-high-energy neutrinos, ghost-like particles that travel cosmological-scale distances, are key to understanding the…
KATRIN Breakthrough Expands Understanding of Elusive Neutrino Particles
An international team of scientists has announced a breakthrough in its quest to measure the mass of the neutrino, one of the most abundant, yet…
Matter Without Antimatter? Closing In on Elusive Particles.
Major steps forward in understanding neutrino properties. In the quest to prove that matter can be produced without antimatter, the GERDA experiment at the Gran…
Physicists at MIT Shave Estimate of Mass of Neutrino “Ghost Particle” in Half
Joseph Formaggio explains the discovery that the ghostly particle must be no more than 1 electronvolt, half as massive as previously thought. An international team…
VERITAS Confirms Neutrino Emission from Vicinity of Blazar TXS 0506+056
The VERITAS array has confirmed the detection of gamma rays from the vicinity of a supermassive black hole. While these detections are relatively common for…
Astronomers Trace Source of Cosmic Neutrino to Monster Black Hole
For the first time ever, scientists using NASA’s Fermi Gamma-ray Space Telescope have found the source of a high-energy neutrino from outside our galaxy. This…
Astronomers Unravel Long-Standing Cosmic Mystery
Astronomers and physicists around the world, including in Hawaii, have begun to unravel a long-standing cosmic mystery. Using a vast array of telescopes in space…
Physicists Reveal Mysterious IceCube Event May Be A Tau Neutrino
Theoretical physicists calculate the origin of a high-energy particle track captured by the IceCube Neutrino Observatory It was just eight years ago that the IceCube…
Physicists Report First Results from CUORE Neutrino Experiment
New data could shed light on why the universe has more matter than antimatter. This week, an international team of physicists, including researchers at MIT,…
Underground Neutrino Experiment Searches for Neutrinoless Double Beta Decay
If equal amounts of matter and antimatter had formed in the Big Bang more than 13 billion years ago, one would have annihilated the other…
New Theory Reveals Unified Origin for Extreme-Energy Space Particles
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…
Radioactive Elements in Cas A Provide Glimpses into the Explosion of Massive Stars
Using elaborate computer simulations, researchers show how radioactive elements in gaseous supernova remnant Cassiopeia A can provide glimpses into the explosion of massive stars. Stars…
Fermi Helps Link Cosmic Neutrino to Blazar Blast
Nearly 10 billion years ago, the black hole at the center of a galaxy known as PKS B1424-418 produced a powerful outburst. Light from this…
IceCube Collaboration Announces New Observations on Cosmic Neutrinos and Dark Matter
The IceCube Collaboration and DM-Ice have announced new observations on cosmic neutrinos and the nature of dark matter. Yale University physicists are part of two…
IceCube Collaboration Confirms Cosmic Neutrino Sighting
Using data from the IceCube Neutrino Observatory, scientists have confirmed the existence of astrophysical neutrinos from our galaxy as well as cosmic neutrinos from sources…
New Tabletop Detector Identifies Single Electrons
A new tabletop particle detector is able to identify single electrons in a radioactive gas, a big step toward measuring the mass of a neutrino….
The Future of Astrophysical Neutrino Measurements
An international team of scientists has published an extensive report on the future of astrophysical neutrino measurements, discussing how facilities that measure the microwave background…