Our universe could be twice as old as current estimates, according to a new study that challenges the dominant cosmological model and sheds new light on the so-called "impossible early galaxy problem."
Astronomy
Jul 13, 2023
220
27484
It's been nearly a century since astronomer Fritz Zwicky first calculated the mass of the Coma Cluster, a dense collection of almost 1,000 galaxies located in the nearby universe. But estimating the mass of something so huge ...
Astronomy
Jul 19, 2022
1
1188
(Phys.org)—A team of researchers with the University of Texas has conducted an analysis of the fracking business in the United States and has found that the estimates made by other groups, most specifically the Energy Information ...
(Phys.org) —In the 19th century, billions of passenger pigeons crowded the skies of North America. By 1914, the birds had become extinct. Previously, ecologists thought human activity was responsible for the passenger pigeon's ...
(PhysOrg.com) -- "There are many situations where we need to measure the classical properties of a quantum system," Elanor Huntington tells PhysOrg.com. "Optical phase estimation is one of these techniques, and it is central ...
Thanks to drastic and evidence-based solutions, more southern mountain caribou roam Western Canada today than in previous decades; however, herd numbers are too fragile to sustain themselves without continued intervention.
Ecology
Apr 20, 2024
0
30
Put the word "evolution" into Google images and the results are largely variations on one theme: Ralph Zallinger's illustration, March of Progress. Running left to right, we see a chimp-like knuckle walker gradually becoming ...
Evolution
Mar 3, 2024
5
299
Skywalker gibbon couples wake up each morning and sing to each other, their voices echoing across the forest canopy of their home. The primate's endearing love song helped scientists confirm what was formerly a strong hunch: ...
Plants & Animals
Feb 14, 2024
0
16
Previously unknown colonies of emperor penguins have been spotted in new satellite imagery.
Plants & Animals
Jan 24, 2024
1
73
A new study of shallow-water ecosystems estimates that, by 2100, climate change and coastal land usage could result in significant shrinkage of coral habitats, tidal marshes, and mangroves, while macroalgal beds remain stable ...
Ecology
Nov 22, 2023
0
117
