The universe is expanding. How fast it does so is described by the so-called Hubble-Lemaitre constant. But there is a dispute about how big this constant actually is: Different measurement methods provide contradictory values.
Astronomy
Dec 2, 2023
15
1791
It first appeared as a glowing blob from ground-based telescopes and then vanished completely in images from the Hubble Space Telescope. Now, the ghostly object has reappeared as a faint, yet distinct galaxy in an image from ...
Astronomy
Dec 1, 2023
0
370
NASA is working to resume science operations of the agency's Hubble Space Telescope after it entered safe mode Nov. 23 due to an ongoing gyroscope (gyro) issue. Hubble's instruments are stable, and the telescope is in good ...
Astronomy
Nov 30, 2023
0
24
The scientific worldview has made great contributions to humanity's flourishing. But, as science advances into territory once firmly held by religion—attempting to answer questions about the origins of the universe, life ...
Other
Nov 29, 2023
9
245
Hygiene poverty is a pervasive and hidden problem in Ireland and cuts across all income levels, according to the first comprehensive study of the issue in Ireland.
Social Sciences
Nov 29, 2023
0
69
In a new study, scientists report results from the PandaX-4T experiment, setting stringent limits on dark matter–nucleon interactions using low-energy data and the Migdal effect, ruling out significant parameter space for ...
An international research team led by Michael Kramer and Kuo Liu from the Max Planck Institute for Radio Astronomy in Bonn, Germany, have studied magnetars to uncover an underlying law that appears to apply universally to ...
Astronomy
Nov 24, 2023
0
97
Astrophysicists say they have found an answer to why spiral galaxies like our own Milky Way are largely missing from a part of our local universe called the Supergalactic Plane.
Astronomy
Nov 20, 2023
3
55
When ChatGPT was released in November 2022, it sparked many conversations and moral panics. These center on the impact of generative artificial intelligence (AI) on the information environment. People worry that AI chatbots ...
Education
Nov 20, 2023
0
14
In the very early universe, physics were weird. A process known as inflation, during which the universe went from a single infinitesimal point to everything we see today, was one such instance of those weird physics. Now, ...
Astronomy
Nov 17, 2023
0
87
