TIME SPACE

3,476 articles

New measurement of Universe's expansion weighs on longstanding debate
May 12, 2023 (SPX)
The work is divided into two papers, respectively published in Science, one of the world's top peer-reviewed academic journals, and The Astrophysical Journal, a...
Testing a theory of supermassive black holes with 100 newly described 'blazars'
May 11, 2023 (SPX)
A paper describing the blazars and the theory has been accepted for publication in the Astrophysical Journal, and the peer-reviewed accepted version appears onl...
Physicists discover 'stacked pancakes of liquid magnetism'
May 10, 2023 (SPX)
The materials in the study are magnetic at cold temperatures and become nonmagnetic as they thaw. Experimental physicist Makariy Tanatar of Ames National Labora...
Exciton fission - one photon in, two electrons out
May 07, 2023 (SPX)
To unravel this mystery the researchers used time- and angle-resolved photoemission spectroscopy, a cutting-edge technique to observe the dynamics of electrons ...
Cosmology: On the trail of a mysterious force in space
May 04, 2023 (SPX)
"To explain this acceleration, we need a source," says Joe Mohr, astrophysicist at LMU. "And we refer to this source as 'dark energy,' which provides a sort of ...
Researchers capture elusive missing step in the final act of photosynthesis
May 04, 2023 (SPX)
Using SLAC's Linac Coherent Light Source (LCLS) and the SPring-8 Angstrom Compact free electron LAser (SACLA) in Japan, they captured for the first time in atom...
Most massive touching stars ever found will eventually collide as black holes
Apr 28, 2023 (SPX)
The study, accepted for publication in the journal Astronomy and Astrophysics, looked at a known binary star (two stars orbiting around a mutual centre of gravi...
Researchers solve ancient mystery of Maya calendar
Apr 28, 2023 (SPX)
Researchers long suspected the calendar followed astronomical events, specifically how long it takes a planet to appear in the same place in the night sky as se...
Astronomers image for the first time a black hole's shadow together with a powerful jet
Apr 27, 2023 (SPX)
"The ring that we have seen before is becoming larger and thicker at 3.5 mm observing wavelength. This shows that the material falling into the black hole produ...
New black hole images reveal a glowing, fluffy ring and a high-speed jet
Apr 27, 2023 (SPX)
Astronomers have now refocused their view to capture a new layer of M87*. The team, including scientists at MIT's Haystack Observatory, has harnessed another gl...
Webb reveals primordial galaxy cluster 650 millions years after the Big Bang
Apr 25, 2023 (SPX)
"This is a very special, unique site of accelerated galaxy evolution, and Webb gave us the unprecedented ability to measure the velocities of these seven galaxi...
Webb reveals primordial galaxy cluster 650 million years after the Big Bang
Apr 25, 2023 (SPX)
"This is a very special, unique site of accelerated galaxy evolution, and Webb gave us the unprecedented ability to measure the velocities of these seven galaxi...
Teasing strange matter from the ordinary
Apr 20, 2023 (SPX)
It's a result that has been decades in the making. The dataset was originally collected in 2004. Lamiaa El Fassi, now an associate professor of physics at Missi...
Webb images challenge theories of how universe evolved
Apr 18, 2023 (SPX)
In a study published in Nature Astronomy, Mike Boylan-Kolchin, an associate professor of astronomy at The University of Texas at Austin, finds that six of the e...
A sharper look at the first image of a black hole
Apr 18, 2023 (SPX)
The iconic image of the supermassive black hole at the center of Messier 87 has received its first official makeover, thanks to a new machine-learning technique...
How different were galaxies in the early universe
Apr 18, 2023 (SPX)
A team of scientists from across North America, Europe, and South Africa has doubled the sensitivity of a radio telescope called the Hydrogen Epoch of Reionizat...
A new type of photonic time crystal gives light a boost
Apr 10, 2023 (SPX)
Time crystals were first conceived by Nobel laureate Frank Wilczek in 2012. Mundane, familiar crystals have a structural pattern that repeats in space, but in a...
Hubble sees possible runaway black hole creating a trail of stars
Apr 07, 2023 (SPX)
Rather than gobbling up stars ahead of it, like a cosmic Pac-Man, the speedy black hole is plowing into gas in front of it to trigger new star formation along a...
A new measurement could change our understanding of the Universe
Apr 06, 2023 (SPX)
A study carried out by the Stellar Standard Candles and Distances research group, lead by Richard Anderson at EPFL's Institute of Physics, adds a new piece to t...
Double quasars revealed as space telescopes peer into history of the universe
Apr 05, 2023 (UPI)
These high-energy quasars are providing a glimpse into the universe when it was "just" 3 billion years old. The quasars were revealed through both ground and sp...
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