17 November 2017
Excess positrons immersing Earth have unknown origin
... which are hydrogen nuclei – that travel at the speed of light and currently, there are several ground-based projects trying... level, these detectors are sensitive to fleeting flashes of light known as Cherenkov radiation, that have energies from 100 ...
24 January 2018
Scientists uncover common origin for ultrahigh-energy particles
... than a billion times higher than a photon of visible light. Neutrinos on the other hand are mysterious, neutral subatomic ... jets that the cosmic rays shoot from at almost the speed of light, are associated with "active galactic nuclei" – the super...
13 July 2018
Neutrino discovery helps resolve a century-old riddle
... such as these whizzing through the Universe at nearly the speed of light. This sub-atomic particle is a neutrino and their existence...to map the sky like astronomers currently do with light at differing wavelengths, but at higher energies. Combining...
08 April 2020
First-ever photo proof of powerful jet emerging from colliding galaxies
... first photographic proof that merging galaxies can produce jets of charged particles that travel at nearly the speed of light. Furthermore, scientists had previously discovered that these jets could be found in elliptical-shaped galaxies, which can...
20 September 2021
Best time for a human Mars mission? During a solar maximum, new study says
... System but primarily from within our Milky Way galaxy. They move through space at nearly the speed of light and because these stripped down atoms are so highly energetic they can damage tissue and DNA...
01 October 2019
The Apollo Chronicles: Engineering America’s First Moon Missions
... other”, according to simulations expert Frank Hughes. “It’s the first time humans had to really deal with the speed of light as a problem.” The book concludes with a thought-provoking observation on the heritage of the Apollo engineers: although...
