News tagged with gravitational lensing

Dark matter core defies explanation

(PhysOrg.com) -- Astronomers using data from NASA's Hubble Telescope have observed what appears to be a clump of dark matter left behind from a wreck between massive clusters of galaxies. The result could ...

Mar 02, 2012
4.9 / 5 (26) 87 | with audio podcast

Herschel throws new light on oldest cosmic light

(Phys.org) —Cosmologists have achieved a first detection of a long-sought component in the Cosmic Microwave Background (CMB). This component, known as B-mode polarisation, is caused by gravitational lensing, ...

Oct 01, 2013
5 / 5 (23) 8 | with audio podcast

Astronomers discover an unusual cosmic lens

Astronomers at the California Institute of Technology (Caltech) and Ecole Polytechnique Fédérale de Lausanne (EPFL) in Switzerland have discovered the first known case of a distant galaxy being ...

Jul 16, 2010
4.5 / 5 (23) 9 | with audio podcast

Physicists see the cosmos in a coffee cup

(PhysOrg.com) -- A Duke University professor and his graduate student have discovered a universal principle that unites the curious interplay of light and shadow on the surface of your morning coffee with ...

Apr 14, 2009
4.6 / 5 (22) 4

Hubble reveals a super-rich galactic neighborhood

(Phys.org) —This new image from the NASA/ESA Hubble Space Telescope shows the super-rich galaxy cluster Abell 1413. Located between the constellations of Leo (The Lion) and Coma Berenices, the cluster is ...

Nov 19, 2014
4.9 / 5 (19) 1