Tag Archives: origin of the universe

At last an answer: What happened at the Big Bang

What exactly happened when the universe was born? What happened at the Big Bang? is the title of last summer’s popular science exhibition sponsored by six leading British universities and the Royal Society in London. Amid much fascinating information, the exhibition’s answer was: We don’t know. Yet, as Science Seen’s readers will recall, that answer […]

Twin mysteries: A ghostly fundamental particle and a physicist who disappeared after saying its antiparticle may not exist

Twin mysteries arose around 1937 when Italian theoretical physicist Ettore Majorana suggested neutrinos are their own antiparticles. Soon afterward he took the night ferry from Palermo to Napoli and vanished, leaving us to ask: What happened to him; and was he right? The Standard Model has a place for every known elementary particle. It says […]