Even though the data from the cosmic
microwave background shows that dark energy is required, its composition remains unclear.
Not exact matches
The balloon - borne
microwave telescope (called «Boomerang») examined the cosmic
background radiation left over from the Big Bang.The angular power spectrum
showed a peak value at exactly the value predicted by the inflationary hot Big Bang model dominated by cold dark matter.
Their discovery of the cosmic
microwave background radiation won them the Nobel Prize because the remnant heat
showed that the universe must have begun with a violent explosion.
Now, one team of cosmologists has used the oldest radiation there is, the afterglow of the big bang, or the cosmic
microwave background (CMB), to
show that the universe is «isotropic,» or the same no matter which way you look: There is no spin axis or any other special direction in space.
But studies of the cosmic
microwave background (CMB)-- the first light to be released, some 300,000 years after the big bang —
show that the universe still looks virtually the same in all directions.
New observations of the cosmic
microwave background radiation
show that the early universe resounded with harmonious oscillations
The first is the pattern of hot and cold spots in the cosmic
microwave background radiation, which
shows what the Universe looked like just 380,000 years after the Big Bang.
The new portrait expands on the probe's initial results from 2003, which
showed fluctuations in the
microwave background caused by events 400,000 years after the Big Bang.
Working with a tough mentor named Yakov Zel «dovich, Sunyaev
showed that the tiny acoustic vibrations in the universe moments after the Big Bang could be observed as temperature and density variations in the cosmic
microwave background (CMB) radiation, the faint afterglow of the Big Bang that suffuses the universe.
A full - sky map produced by the Wilkinson
Microwave Anisotropy Probe (WMAP)
showing cosmic
background radiation, a very uniform glow of
microwaves emitted by the infant universe more than 13 billion years ago.
The three panels
show 10 - square - degree patches of sky maps created by space missions capable of detecting the cosmic
microwave background.
Trained as a theoretical physicist, Wolfe and Rainer Kurt Sachs first
showed how density fluctuations in an expanding universe affect the thermal radiation left by the Big Bang, the cosmic
microwave background radiation.
On the one hand, detailed observations of the cosmic
microwave background have
shown us a «baby picture» of the universe as it was only 300 000 years after the Big Bang.