Read article 'Black-hole jets contain heavy nuclei'
One of the open questions of astrophysics is the composition of the powerful jets launched by black holes. Are the jets purely leptonic or do they also contain protons and nuclei? The latter are impli...
Read article 'Light echoes reveal black hole’s violent past'
Researchers using NASA’s Chandra X-ray Observatory have found evidence that the normally dim region close to the supermassive black hole at the centre of the Milky Way flared up with at least tw...
Read article 'CLOUD shines new light on aerosol formation in atmosphere'
The CLOUD experiment at CERN, which is studying whether cosmic rays have a climatically significant effect on aerosols and clouds, is also tackling one of the most challenging and long-standing proble...
Read article 'Volatile millisecond pulsar validates theory'
For the first time, astronomers have caught a pulsar in a crucial transitional phase that explains the origin of the mysterious millisecond pulsars. The newly found pulsar swings back and forth betwee...
Read article 'ICRC 2013: from Earth to the Galaxy and beyond'
Reporting on this year’s major astroparticle physics conference.
Read article 'Testing times for relativity'
Albert Einstein’s theory of relativity is one of the most successfully tested ideas in physics. Based on the statement that the laws of physics are invariant under rotations and boosts – of...
Read article 'Hyper Suprime-Cam offers new view on universe'
A stunning image of the nearby Andromeda galaxy (M31) captured by the Subaru Telescope's Hyper Suprime-Cam (HSC) has demonstrated the instrument's capability of fulfilling the goal to use the ground-b...
Read article 'Kilonova solves the short GRB puzzle'
Follow-up observations of a recent short-duration gamma-ray burst (GRB) provide the strongest evidence yet that these elusive bursts result from the merger of two neutron stars. The evidence is in the...
Read article 'AMS-02 provides a precise measure of cosmic rays'
Results from the first two years of operation of the AMS experiment on the ISS were presented at ICRC 2013 in Rio de Janeiro.
Read article 'Do fast radio bursts signal black-hole formation?'
Astronomers using the 64-m Parkes radio telescope in Australia have detected radio transients with a duration of only 4 ms. These fast radio bursts (FRBs) are a recently discovered class of myste...
