Cosmology
Simulations of the Universe are Getting Better and Better at Matching Reality
How can you possibly use simulations to reconstruct the history of the entire universe using only a small sample of…
Astronomers set a new Record and Find the Farthest Galaxy. Its Light Took 13.4 Billion Years to Reach us
Since time immemorial, philosophers and scholars have contemplated the beginning of time and even tried to determine when all things…
Astronomers Improve Their Distance Scale for the Universe. Unfortunately, it Doesn't Resolve the Crisis in Cosmology
Astronomers have made the cosmic distant ladder more accurate, but that has only made the mystery of cosmic expansion even…
Asteroids Crashing Into Dead Stars are Helping Explain Where the Universe’s Missing Lithium Went
What happened to all the lithium? The question has stumped astronomers for decades. While cosmologists have successfully predicted the abundance…
Polarized light from the cosmic background hints at new physics
Distant light from the big bang is twisted as it travels to us. This could mean dark matter is more…
One of These Pictures Is the Brain, the Other is the Universe. Can You Tell Which is Which?
“Science is not only compatible with spirituality; it is a profound source of spirituality. When we recognize our place in…
New Horizons Saw the Universe With Even Less Light Pollution than Hubble’s View
A new study based on New Horizons data has conducted the most accurate measurements of the Universe's background light to…
The Average Temperature of the Universe has Been Getting Hotter and Hotter
A recent study by an international team of scientists shows that the Universe is getting hotter (not cooler) with time!
An Extreme Simulation of the Universe’s First Stars
An international team of astronomers has conducted an extreme simulation that modeled what the formation of the first stars looked…
Matter makes up exactly 31.5±1.3% of the Universe
Weighing the universe is a tricky task, but a team of astronomers have used a clever technique to measure how…