Can R2 gravity explain dark matter?
Durham astronomers' doubts about the 'dark side'
(PhysOrg.com) -- New research by astronomers in the Physics Department at Durham University suggests that the conventional wisdom about the content of the Universe may be wrong. Graduate student Utane Sawangwit ...
Liquid spacetime: A very slippery superfluid, that's what spacetime could be like
What if spacetime were a kind of fluid? This is the question tackled by theoretical physicists working on quantum gravity by creating models attempting to reconcile gravity and quantum mechanics. Some of ...
Researchers use real data rather than theory to measure the cosmos
For the first time researchers have measured large distances in the Universe using data, rather than calculations related to general relativity.
Berkeley Lab scientists identify new driver behind Arctic warming
Scientists have identified a mechanism that could turn out to be a big contributor to warming in the Arctic region and melting sea ice.
Physicists Investigate Possibility of an 'Unhiggs'
Scientists find evidence for significant matter-antimatter asymmetry
(PhysOrg.com) -- Scientists of the DZero collaboration at the Department of Energy’s Fermi National Accelerator Laboratory announced Friday, May 14, that they have found evidence for significant violation ...
Universe may face a darker future
New research offers a novel insight into the nature of dark matter and dark energy and what the future of our Universe might be.
Gas rich galaxies confirm prediction of modified gravity theory
(PhysOrg.com) -- Recent data for gas rich galaxies precisely match predictions of a modified theory of gravity know as MOND according to a new analysis by University of Maryland Astronomy Professor Stacy McGaugh. ...
New 31-km-long International Linear Collider ready for construction
Today the Linear Collider Collaboration published its Technical Design Report [PDF] for the International Linear Collider (ILC) - a proposed 31-kilometer electron-positron collider that will both complement and advance beyond the physics of the Large Had ...
Large Hadron Collider produces first physics results
(PhysOrg.com) -- The first paper on proton collisions in the CERN Large Hadron Collider (LHC) - designed to provide the highest energy ever explored with particle accelerators - is published online this week ...
New Data Suggests We Don’t Live in a Void, and Supports Dark Energy
Hunt for Higgs boson: Mass of top quark narrows search
(PhysOrg.com) -- New high-energy particle research by a team working with data from Fermi National Accelerator Laboratory further heightens the uncertainty about the exact nature of a key theoretical component ...
Climate models make too hot forecasts of global warming
Data from NASA's Terra satellite shows that when the climate warms, Earth's atmosphere is apparently more efficient at releasing energy to space than models used to forecast climate change have been programmed to "believe."