Cosmology
How a Rotating Universe Makes Time Travel Possible
It turns out that time travel into the past is actually relatively easy. All you need to do is make…
The Voids Closest to Us May Not be Entirely Empty
The large scale structure of the universe is dominated by vast empty regions known as cosmic voids. These voids appear…
“Early Dark Energy” Could Explain the Crisis in Cosmology
A new study considers how the presence of Early Dark Energy could help resolve one of the biggest cosmological mysteries…
Sometimes Astronomy isn’t About What you see, but What you don’t see
Constraints are critical in any scientific enterprise. If a hypothesis predicts that there should be an observable phenomenon, and there…
Scientists Send Quantum Data Through a Simulated Wormhole
For the first time, scientists have created a quantum computing experiment for studying the dynamics of wormholes — that is,…
Einstein's Predictions for Gravity Have Been Tested at the Largest Possible Scale
A new study by an international team indicates that either Einstein was wrong, or something else has been driving cosmic…
Scroll Through the Universe with This Cool Interactive Map
Johns Hopkins University (JHU) continues to pad its space community résumé with their interactive map, “The map of the observable…
Chipping Away at the Great Attractor Mystery. Another Galaxy Cluster Found Behind the Milky Way’s Disk
Something huge lurks in the shadows of the Universe. Known as the Great Attractor, it is causing the Milky Way…
Astronomers Chart the Influence of Dark Matter and Dark Energy on the Universe by Measuring Over 1,500 Supernovae
Two decades of supernova observations still leave big mysteries unsolved.
Astronomers see Tantalizing Evidence for one of the First Stars to Form in the Universe
In a recent study, a team led by the University of Tokyo believe they have found remnant material of one…