Physical Review D

Fermi data tantalize with new clues to dark matter

(Phys.org) —A new study of gamma-ray light from the center of our galaxy makes the strongest case to date that some of this emission may arise from dark matter, an unknown substance making up most of the ...

Apr 03, 2014
4.4 / 5 (27) 8

White dwarfs hide information on dark forces

Researchers from Europe and the USA have ruled out a multitude of possible parameters for dark photons - a type of dark matter and energy - with the help of white dwarfs. In some aspects, the shining of these ...

Nov 05, 2013
4.3 / 5 (4) 0

The largest magnetic fields in the universe

An ultradense ("hypermassive") neutron star is formed when two neutron stars in a binary system finally merge. Its short life ends with the catastrophic collapse to a black hole, possibly powering a short ...

Jul 26, 2013
5 / 5 (19) 27 | with audio podcast

World's smallest droplet

(Phys.org) —Physicists may have created the smallest drops of liquid ever made in the lab. That possibility has been raised by the results of a recent experiment conducted by Vanderbilt physicist Julia Velkovska and her ...

May 17, 2013
4 / 5 (1) 1 | with audio podcast