Lambda Cold Dark Matter – Notícias, Pesquisa e Análise – The Conversation

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NASA/JPL-Caltech/ESA/Harvard-Smithsonian CfA

8 janeiro 2024

Dark energy is one of the biggest puzzles in science and we’re now a step closer to understanding it

Robert Nichol, University of Surrey

The nature of dark energy remains one of the biggest puzzles in cosmology.

The James Webb Space Telescope’s deep field image shows a universe full of sparkling galaxies. NASA/STScI

15 novembro 2023

The universe is expanding faster than theory predicts – physicists are searching for new ideas that might explain the mismatch

Ryan Keeley, University of California, Merced

The universe is expanding faster than physicists would expect. To figure out what processes underlie this fast expansion rate, some researchers are first trying to rule out what processes can’t.

Spiral galaxies like M100, pictured here, may hold answers about the nature of dark matter. NASA Spitzer Space Telescope/NASA/JPL-Caltech

30 agosto 2022

We don’t know if dark matter exists. So why do astronomers keep looking?

Gauri Sharma, University of the Western Cape

A comparison of star-forming galaxies suggests, surprisingly, that dark matter and visible matter do interact – taking us closer to understanding what keeps the galaxies together.

Principais colaboradores

Gauri Sharma
SARAO Postdoctoral Fellow, University of the Western Cape
Ryan Keeley
Postdoctoral Scholar in Physics, University of California, Merced
Robert Nichol
Pro Vice-Chancellor and Executive Dean, University of Surrey

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