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Why matter matters in the universe
A new physics discovery explores why there is more matter than antimatter in the universe.   view more (2008-03-31)

In the first second of Creation
At the very beginning of the Universe both forms of matter existed in equal amounts. They should have cancelled themselves out leaving just energy. But, within a second, something happened to ensure that matter prevailed - and that the Universe could develop in the way that it did. BaBar should... view more (1999-06-11)

Dramatic Difference Discovered In Behaviour Of Matter And Antimatter
Today, August 2nd 2004, particle physicists from the UK and around the world working on the BABAR experiment at the Stanford Linear Accelerator Center (SLAC) in the USA, announced exciting new results demonstrating a dramatic difference in the behaviour of matter and antimatter. Their discovery may... view more (2004-08-02)

Time reversal in the real world
If time went backwards life would look like a video recording played in reverse - or would it? New findings demonstrate that this common assumption may not hold true. Experiments showing for the first time that time is not symmetrical are explained today by Dr John Fry from the University of... view more (2000-09-04)

Physicists size up the 'unitarity triangle'
B factory experiments at the Stanford Linear Accelerator Center (SLAC) in the USA and at the High Energy Accelerator Research Organization (KEK) in Japan have reached a new milestone in the quest to understand the matter-antimatter imbalance in our universe.   view more (2006-06-26)

First controlled production of atomic antimatter.
Physicists have just achieved the world's first controlled production of anti-hydrogen atoms, the crucial first step towards precision studies of its properties. This achievement has opened up the potential to cool, trap and study anti-atoms. A team from the University of Wales - Swansea, led by... view more (2002-09-19)

Molecules of positronium observed in the laboratory for the first time
Physicists at UC Riverside have created molecular positronium, an entirely new object in the laboratory. Briefly stable, each molecule is made up of a pair of electrons and a pair of their antiparticles, called positrons.   view more (2007-09-13)

Physicists offer new approach to studying antimatter
What happens when two atoms, each made up of an electron and its antimatter counterpart, called the positron, collide with each other?   view more (2005-11-01)

Lining up for a new atom smasher
The physicists are coming to Oxford for the ECFA/DESY Linear Collider Workshop, from 20-23 March. Here they will develop plans for two 10-km long particle accelerators which will be accurately aligned to fire beams of electrons and positrons (anti-electrons) at each other. When matter and... view more (1999-03-16)

Where has all the antimatter gone?
Scientists from the Universities of Liverpool and Glasgow have completed work on the inner heart of an experiment which seeks to find out what has happened to all the antimatter created at the start of the Universe.   view more (2007-04-12)

Warp speed brings Dirac into the 21st century
You`d be forgiven for thinking that an American predicted anti-matter. Or that it only existed in Star Trek. In fact, it was Paul Dirac, a Bristol born physicist, who predicted the stuff that propels starships in science fiction movies and who has also influenced much of our modern day technology,... view more (2002-08-06)

What Happened to the Antimatter? Fermilab's DZero Experiment Finds Clues in Quick-Change Meson
Scientists of the DZero collider detector collaboration at the Department of Energy's Fermi National Accelerator Laboratory have announced that their data on the properties of a subatomic particle, the B_s meson ("B sub s"), suggest that the particle oscillates between matter and... view more (2006-03-24)

Thousands of cold anti-atoms produced at CERN
An international team of physicists working at the Antiproton Decelerator (AD) facility at CERN has announced the first controlled production of large numbers of antihydrogen atoms at low energies. After mixing cold clouds of trapped positrons and antiprotons - the antiparticles of the familiar... view more (2002-09-18)

Were the first stars dark?
Perhaps the first stars in the newborn universe did not shine, but instead were invisible "dark stars" 400 to 200,000 times wider than the sun and powered by the annihilation of mysterious dark matter, a University of Utah study concludes   view more (2007-12-03)

CERN result provides answer to one of nature's most subtle secrets
PR08.99 21.06.99   view more (1999-06-21)

Nobel laureate Burton Richter to speak about future of particle physics
Particle physics is about to transform our thinking once again. Experiments of the last 15 years suggest new forms of matter, new forces of nature and perhaps even new dimensions of space and time. Pinning down the new ideas will require more data from larger and more expensive machines-at a time... view more (2007-02-16)

CERN experiment provides first glimpse inside cold antihydrogen
The ATRAP experiment at the Antiproton Decelerator at CERN has detected and measured large numbers of cold antihydrogen atoms. Relying on ionization of the cold antiatoms when they pass through a strong electric field gradient, the ATRAP measurement provides the first glimpse inside an antiatom,... view more (2002-10-29)

It Might Be... It Could Be... It Is !
Scientists of the CDF collaboration at the Department of Energy's Fermi National Accelerator Laboratory announced today (September 25, 2006) that they have met the exacting standard to claim discovery of astonishingly rapid transitions between matter and antimatter: 3 trillion oscillations per... view more (2006-09-26)

Neutrinos galore - an old problem, a new challenge - The Physics Congress 2002
Neutrinos - probably the most baffling forms of known matter in the Universe - are setting new challenges for physicists, just as one long-running mystery seems close to being resolved. On Wednesday 10 April, John Bahcall from the Institute for Advanced Study in Princeton, USA, will tell the... view more (2002-04-02)

Astronomers discover largest-ever dark matter structures spanning 270M light-years
A University of British Columbia astronomer with an international team has discovered the largest structures of dark matter ever seen. Measuring 270 million light-years across, these dark matter structures criss-cross the night sky, each spanning an area that is eight times larger than the full... view more (2008-02-22)

The Tiny Difference that Created the Universe
Roughly 15 billion years ago, during the Big Bang, equal amounts of matter and anti-matter should have been created, with an anti-particle for every particle created. Yet when matter and anti-matter meet, they both disappear in a flash of light, so why didn't they annihilate each other completely?... view more (2002-05-07)

MINOS detector ready to take first data
Today, (August 14th), sees the start of data collection on the Main Injector Neutrino Oscillation Search (MINOS) detector, situated in the Soudan iron mine, Minnesota, USA. UK particle physicists, working within an international collaboration, will use the MINOS detector to investigate the... view more (2003-08-14)

Antiprotons 4 times more effective than protons for cell irradiation
A pioneering experiment at CERN with potential future application in cancer therapy has produced its first results. Started in 2003, ACE (Antiproton Cell Experiment) is the first investigation of the biological effects of antiprotons.   view more (2006-11-01)

Press Invitation: Mysteries of the universe could be answered in the UK
The UK could lead the way in particle physics research if plans go ahead to site a facility in the UK that will help unravel some of the mysteries of the Big Bang.   view more (2002-06-27)

Mapping the cosmic web of dark matter
What is Dark Matter and where is it found? These are two of the major mysteries in current studies of the Universe. Although the nature of this invisible material remains elusive, astronomers are beginning to produce detailed maps of the Cosmos, showing its location in relation to the ordinary... view more (2002-04-03)

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