Cosmology

Uh oh, a Recent Study Suggests that Dark Energy’s Strength is Increasing

Staring into the Darkness The expansion of our universe is accelerating. Every single day, the distances between galaxies grows ever…

6 years ago

Gravitational waves were only recently observed, and now astronomers are already thinking of ways to use them: like accurately measuring the expansion rate of the Universe

Neutron stars scream in waves of spacetime when they die, and astronomers have outlined a plan to use their gravitational …

6 years ago

Gravitational Waves Might be the Key to Finding Dark Matter

Exotic dark matter theories. Gravitational waves. Observatories in space. Giant black holes. Colliding galaxies. Lasers. If you're a fan of…

6 years ago

Hubble Finds a Galaxy with Almost no Dark Matter

Using data from the Hubble Space Telescope and other ground-based observatories, a team of astronomers have found a galaxy that…

7 years ago

The First Results From The IllustrisTNG Simulation Of The Universe Has Been Completed, Showing How Our Cosmos Evolved From The Big Bang

The IllustrusTNG Project has created a large and detailed simulation of the Universe. It's helping us answer some important questions…

7 years ago

Book Review: Cosmology for the Curious

What will Curious George grow up to be? Being curious, then George will ask a lot of questions. And if…

7 years ago

At the Largest Scales, Our Milky Way Galaxy is in the Middle of Nowhere

A presentation at the June 6th AAS meeting confirms that our galaxy is inside an enormous cosmic void, the largest…

8 years ago

How Do We Know the Universe is Flat? Discovering the Topology of the Universe

Cosmologists tell us that the Universe is flat. It sure feels like 3-dimensions. What does this even mean, and how…

8 years ago

Rise Of The Super Telescopes: The Wide Field Infrared Survey Telescope

When the WFIRST observatory comes online in the mid 2020s, it will take images 100 times larger than the Hubble.

8 years ago

The Universe Has A Lithium Problem

The Big Bang Theory predicts three times as much lithium as observed. Where are the scientists hiding our lithium?

8 years ago