New data further challenge the best scientific theory of the history and the structure of the universe. But a separate recent result reinforces it.
Tag: Gravitation and Gravity
Can Axions Save the Universe?
The hunt for dark matter is shifting from particles to waves named after a laundry detergent.
Two Black Holes are Giving the Cosmos a Fright
The ghosts of stars are up to their usual mischief.
Dark Galaxies: What Happens When Stars Are Nearly Invisible
To dark matter and dark energy, add dark galaxies — collections of stars so sparse and faint that they are all but invisible.
The Cosmos Is Thrumming With Gravitational Waves, Astronomers Find
Radio telescopes around the world picked up a telltale hum reverberating across the cosmos, most likely from supermassive black holes merging in the early universe.
Physicists Create ‘the Smallest, Crummiest Wormhole You Can Imagine’
Scientists used a quantum computer to explore the ultimate escape route from a black hole.
Black Holes May Hide a Mind-Bending Secret About Our Universe
Take gravity, add quantum mechanics, stir. What do you get? Just maybe, a holographic cosmos.
Hear the Weird Sounds of a Black Hole Singing
As part of an effort to “sonify” the cosmos, researchers have converted the pressure waves from a black hole into an audible … something.
Astronomers Find a New Trojan Asteroid Sharing Earth’s Orbit
The Trojan asteroid 2020 XL5, which follows the same path around the sun as our planet, was revealed only after a decade of searching.
A Nobel Prize for Stephen Hawking That Might Have Been
A recent study of black holes confirmed a fundamental prediction that the theoretical physicist made nearly five decades ago. But the ultimate award is beyond his reach.