The universe is unimaginably vast. Even the nearest stars are incredibly far away. Our galaxy is just one of billions. Traveling vast cosmic distances requires immense energy. Key takeaways sponsored ...
The Universe is big, as Douglas Adams would say. The most distant light we can see is the cosmic microwave background (CMB), which has taken more than 13 billion years to reach us. This marks the edge ...
Confirming a non-universal X-ray-to-ultraviolet relation with cosmic time is quite surprising and challenges our ...
Scientists estimate that dark matter and dark energy together are some 95% of the gravitational material in the universe while the remaining 5% is baryonic matter, which is the “normal” matter ...
AUSTIN, Texas — An international team of astronomers led by Fritz Benedict and Barbara McArthur of The University of Texas at Austin has used Hubble Space Telescope to solve one of the biggest ...
The most massive structure in the Universe, the Hercules-Corona Borealis Great Wall, challenges cosmological models with its colossal scale. A recent study using gamma-ray bursts, the most energetic ...
Numerous aerial sightings in New Jersey have prompted the FAA to implement temporary flight restrictions near Newark Airport and other locations. The author dismisses extraterrestrial explanations for ...
Einstein's theory of general relativity is our best description of the universe at large scales, but a new observation that reports a "glitch" in gravity around ancient structures could force it to be ...