
…al ice, each looking for the brief blue flash of light produced when a neutrino happens to bump into atomic nuclei in the ice. Over the course of measurements taken between mid-2008 and mid-2010, some 300 GRBs were recorded – but IceCube scientists detected none of the eight or so neutrinos that they predicted would be associated with those events. The models that lead to such predictions ar…
ur, who is a particle physicist, worked as a researcher studying the origins of the universe at CERN. His father embraced him in the Paris courtroom before he was taken away to prison. Adlene Hicheur, 35, has already spent two and a half years in jail while awaiting trial. He came under suspicion when threatening messages were sent to President Nicolas Sarkozy in early 2008. The security services…

less many other tree records from the period – there was a giant increase of 1.2% of carbon-14. In comparison, the annual variation of the captured isotope is just 0.05%, making this more than a 20-fold increase. In recorded history, at least two supernovae have exploded in the skies visible from Earth, their light travelling across light-years to hit the eyes of humans. In 1006 and 1056, tw…