News tagged with cosmic microwave background

Alan Guth on new insights into the 'Big Bang'

Earlier this week, scientists announced that a telescope observing faint echoes of the so-called "Big Bang" had found evidence of the universe's nearly instantaneous expansion from a mere dot into a dense ball containing ...

dateMar 20, 2014 in General Physics
shares0 comments 83

Setting a trap for gravity waves

In 1996 Uros Seljak was a postdoc at Harvard, contemplating ways to extract information from the cosmic microwave background (CMB). The distribution of anisotropies, slight temperature differences, in the CMB had much to ...

dateMar 19, 2014 in General Physics
shares0 comments 12

Massive neutrinos solve a cosmological conundrum

( —Scientists have solved a major problem with the current standard model of cosmology by combining results from the Planck spacecraft and measurements of gravitational lensing to deduce the mass of ghostly sub-atomic ...

dateFeb 10, 2014 in General Physics
shares0 comments 20