Big Bang
Giant Hawaii telescope to focus on big unknowns of universe  PHYS.ORG · 21 hours
Is there life on planets outside our solar system? How did stars and galaxies form in the earliest years of the universe? How do black holes shape galaxies? more
New measurements imply dramatically higher abundance of helium hydride ions in the early universe  PHYS.ORG · 1 day
Physicists report the first laboratory measurements of electron reactions with helium hydride ions in the cryogenic storage ring CSR at... more
Chemistry of the cosmological dark ages studied in the lab  nanowerk · 2 days
New measurements imply dramatically higher abundance of helium hydride ions in the early universe. more
Quantum-state-selective electron recombination studies suggest enhanced abundance of primordial HeH+  Science Magazine · 2 days
The epoch of first star formation in the early universe was dominated by simple atomic and molecular species consisting mainly of two elements: hydrogen and helium. Gaining insight... more
Bottomonium particles don't go with the flow  PHYS.ORG · 3 days
A few millionths of a second after the Big Bang, the universe was so dense and hot that the quarks and gluons that make up protons, neutrons and other hadrons existed freely in what... more
New measurement of universe's expansion rate is 'stuck in the middle'  PHYS.ORG · 3 days
A team of collaborators from Carnegie and the University of Chicago used red giant stars that were observed by the Hubble Space Telescope to make an... more
Scientists still can’t agree on the universe’s expansion rate  SCIENCE-NEWS · 4 days
A mismatch in measurements of how fast the universe is expanding might not be real, a study hints. more
New Hubble constant measurement adds to mystery of universe's expansion rate  PHYS.ORG · 4 days
Astronomers have made a new measurement of how fast the universe is expanding, using an entirely different kind of star than previous endeavors. The revised measurement,... more
New Hubble constant measurement adds to mystery of universe's expansion rate  SCIENCE DAILY · 4 days
Astronomers have made a new measurement of how fast the universe is expanding, using an entirely different kind of star than previous endeavors. The revised measurement... more
Bottomonium particles don’t go with the flow  CERN · 4 days
Bottomonium particles don’t go with the flow Ana Lopes abelchio Tue, 07/16/2019 - 10:23 (Image: CERN) A few millionths of a second... more
Astronomers Expand Cosmic 'Cheat Sheet' in Hunt for Life  ASTRO WATCH · 7 days
Cornell astronomers have reached into nature’s color palette from early Earth to create a cosmic “cheat sheet” for... more
Holes in the Universe Sharpen Cosmic Measurements  ASTRO WATCH · 7 days
Regions of the Universe containing very few or no galaxies – known as voids – can help measure cosmic expansion with much... more
Exactly How Fast Is the Universe Expanding?  ASTRO WATCH · 1 week
Scientists are still not completely sure, but a Princeton-led team of astrophysicists has used the neutron star merger detected in 2017 to... more
Early puberty in girls may be 'big bang theory' for migraine  SCIENCE DAILY · 1 week
Adolescent girls who reach puberty at an earlier age may also have a greater chance of developing migraine headaches, according to new research. more
Astronomers Develop New Method for Measuring Hubble Constant  SCI-NEWS.COM · 1 week
The Hubble constant measures the current expansion rate of our Universe and plays a fundamental role in cosmology: it can... more
Astronomers expand cosmic 'cheat sheet' in hunt for life  SCIENCE DAILY · 1 week
Using nature's color palette from early Earth, astronomers have created a cosmic 'cheat sheet' in order to understand where discovered exoplanets may fall along their own evolutionary spectrum. more
Holes in the Universe sharpen cosmic measurements  SCIENCE DAILY · 1 week
Regions of the Universe containing very few or no galaxies -- known as voids -- can help measure cosmic expansion with much greater precision than before, according to new research. more
Astronomers expand cosmic 'cheat sheet' in hunt for life  nanowerk · 1 week
Using nature's color palette from early Earth, astronomers have created a cosmic 'cheat sheet' in order to understand where discovered exoplanets may fall along their own evolutionary spectrum. more
Exoplanet evolution: Astronomers expand cosmic 'cheat sheet'  PHYS.ORG · 1 week
Cornell astronomers have reached into nature's color palette from early Earth to create a cosmic "cheat sheet" for looking at distant worlds. By correlating tints and hues, researchers aim to understand where discovered exoplanets... more
Holes in the Universe sharpen cosmic measurements  PHYS.ORG · 1 week
Regions of the Universe containing very few or no galaxies—known as voids—can help measure cosmic expansion with much greater precision than before, according to new research. more
Exactly how fast is the universe expanding?  SCIENCE DAILY · 2 weeks
The collision of two neutron stars (GW170817) flung out an extraordinary fireball of material and energy that is allowing a a team of astrophysicists to calculate a more precise value for the Hubble constant,... more
Exactly how fast is the universe expanding?  nanowerk · 2 weeks
The collision of two neutron stars (GW170817) flung out an extraordinary fireball of material and energy that is allowing a team of astrophysicists to calculate a more precise value for the Hubble constant, the... more
3 sky surveys completed in preparation for Dark Energy Spectroscopic Instrument  PHYS.ORG · 2 weeks
It took three sky surveys—conducted at telescopes in two continents, covering one-third of the visible sky, and requiring almost 1,000 observing nights—to prepare for a new... more
New method may resolve difficulty in measuring universe's expansion  SCIENCE DAILY · 2 weeks
Radio telescope observations have made it possible for astronomers to use mergers of neutron-star pairs as a valuable new tool for measuring the Universe's expansion. more
New method may resolve difficulty in measuring universe's expansion  PHYS.ORG · 2 weeks
Astronomers using National Science Foundation (NSF) radio telescopes have demonstrated how a combination of gravitational-wave and radio observations, along with theoretical modeling, can turn the mergers of pairs of neutron... more
New method may resolve difficulty in measuring universe's expansion  nanowerk · 2 weeks
Astronomers have demonstrated how a combination of gravitational-wave and radio observations, along with theoretical modeling, can turn the mergers of pairs of neutron stars into a 'cosmic ruler' capable of... more
Exotic 'Early Dark Energy' Could Be the Missing Link That Explains the Universe's Expansion  SPACE.COM · 2 weeks
Measures of the universe's expansion taken from different sources don't match. An exotic form of dark energy particles could be... more
Exotic 'Early Dark Energy' Could Be the Missing Link That Explains the Universe's Expansion  LIVE SCIENCE · 2 weeks
Measures of the universe's expansion taken from different sources don't match. An exotic form of dark energy particles could be... more
KWISP detector searches for dark energy from the Sun  CERN · 2 weeks
KWISP detector searches for dark energy from the Sun Ana Lopes abelchio Tue, 07/02/2019 - 17:08 Astronomers observe that the universe is expanding at an accelerating rate, but what causes... more
Measuring the laws of nature  SCIENCE DAILY · 3 weeks
One of the fundamental physical constants, the 'weak axial vector coupling constant' (gA), has now been measured with very high precision for the first time. It is needed to explain nuclear fusion in the sun, to understand the... more
Earliest example of merging galaxies  SCIENCE DAILY · 3 weeks
Researchers have observed signals of oxygen, carbon, and dust from a galaxy in the early Universe 13 billion years ago. This is the earliest galaxy where this useful combination of three signals has been detected. By comparing the... more
Hubble captures cosmic fireworks in ultraviolet  PHYS.ORG · 3 weeks
Hubble offers a special view of the double star system Eta Carinae's expanding gases glowing in red, white, and blue. This is the highest resolution image of Eta Carinae taken by the NASA/ESA Hubble Space Telescope. more
Radio telescope ALMA finds earliest example of merging galaxies  nanowerk · 3 weeks
Researchers using ALMA observed signals of oxygen, carbon, and dust from a galaxy in the early Universe 13 billion years ago. This is the earliest galaxy where this useful combination... more
Researchers decipher the history of supermassive black holes in the early universe  SCIENCE DAILY · 3 weeks
Astrophysicists have found evidence for the direct formation of black holes that do not need to emerge from a star remnant. The production of... more
Researchers decipher the history of supermassive black holes in the early universe  PHYS.ORG · 3 weeks
Astrophysicists at Western University have found evidence for the direct formation of black holes that do not need to emerge from a star remnant.... more
Model suggests how early dark energy could resolve the Hubble tension  PHYS.ORG · 4 weeks
The universe is continuously expanding, yet the exact rate at which it does so remains unclear, and has so far only been approximated using NASA's Hubble... more
7 Far-Out Discoveries About the Universe's Beginnings  LIVE SCIENCE · 4 weeks
Physicists are constantly learning new facts about the universe’s beginnings, and they’re mind-blowing. more
GalaxiesDark Matter/Energy
New measurement of universe's expansion rate is 'stuck in the middle'
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Hubble captures cosmic fireworks in ultraviolet
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