Astronomers using the MeerKAT telescope discovered a hydroxyl megamaser in a galactic merger 8 billion light-years away, amplified by gravitational lensing and operating at radio wavelengths.
New research suggests that dark energy isn't needed to explain the acceleration in the expansion of the universe — instead suggesting giant voids in space are creating an illusion. When you purchase ...
Cosmic voids are different. These vast expanses contain very little matter. In such places, the vacuum of space-time itself becomes the dominant component. If you were positioned at the center of a ...
Black holes that turn matter into energy could explain dark energy and answer two other cosmic questions. Now, the challenge ...
Gravity pulls us to earth, a lesson you learn viscerally the first time you fall. Isaac Newton described gravity as a universal attractive force, one that holds the Moon in orbit around the Earth, the ...
Dark energy—the term used to describe whatever is causing the universe to expand at an increasing rate—is one of the universe’s greatest mysteries. The most widely accepted theory currently suggests ...
The deepest mysteries of the universe often begin with the biggest questions. Few are more puzzling than the birth of supermassive black holes. These giants, weighing millions to billions of times ...
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Scientists have found what’s really inside cosmic voids, and it’s anything but empty
In the vast expanse of the universe, there are regions so empty they seem likethe definition of nothingness: cosmic voids. But recent discoveries are upending that perception. These empty spaces, ...
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