Read article 'No smoking guns under the Sun'
A range of different experiments have studied in detail the neutrinos emitted by the Sun. What does this complex picture now tell us? Arnon Dar reviews the latest wisdom.
Read article 'Astronomy sets new targets'
Recent years have seen a transformation of many areas of astronomy. New instrumentation makes arcsecond resolution almost commonplace across the whole electromagnetic spectrum, where previously it was...
Read article 'The future looks bright'
A new class of extremely large telescope is on the drawing board. The European Southern Observatory (ESO) is funding a feasibility study for a ground-based, fully steerable, 100 m optical telescope ch...
Read article 'Pulsars are looking their age'
New pulsar observations could lead to a drastic reappraisal of pulsar ages and evolution. Pulsars, which “blink” regularly like powerful cosmic lighthouses in the depths of galaxies, are u...
Read article 'XMM-Newton measures the hot universe'
A new generation of X-ray observatories is under way to study the hottest parts of the observable universe. Among them the European Space Agency's X-ray Multi-Mirror Mission (XMM - now named XMM-New...
Read article 'Youngest radio galaxies observed'
A new class of baby radio galaxy has been discovered using very long baseline interferometry. The sources, dubbed compact symmetric objects, are the youngest radio galaxies ever observed – a mer...
Read article 'Magnetic fields point to high-energy rays'
New evidence for strong intergalactic magnetic fields may help to solve the mystery of ultrahigh-energy cosmic rays. These particles can reach energies of more than 1020 eV – 100 million times a...
Read article 'Large Magellanic Cloud X-ray signal lost in black hole'
Newton, the European Space Agency’s new X-ray observatory (April p11), was undergoing routine calibration, imaging a known, stable X-ray source in the Large Magellanic Clouds, when all of a sudd...
Read article 'Watch this space for cosmophysics'
Space, the ultimate scientific frontier, is being opened up by a new generation of satellite-borne precision experiments, many of which use technology perfected in generations of particle physics s...
Read article 'Cosmology: the Science of the Universe '
Steve Reucroft reviews in 2000 Cosmology: the Science of the Universe .
