Normal matter – which makes up everything we see and touch – isn’t the only type of matter present in the universe.

A simple explanation of dark matter and antimatter, how they differ, how scientists study them, and why both are important to understanding the universe.

A mysterious excess of far-ultraviolet light seen across the Milky Way could come from the annihilation of clumpy dark matter ...

The Milky Way is glowing in ways it should not, and the usual suspects like stars, dust and black holes cannot fully account ...

In addition, astrophysical observations had revealed that occasionally, white dwarfs would cool off way faster than expected.

Scientists suggest a mysterious ultraviolet glow across the Milky Way may come from dark matter nuggets, hinting that the universe’s invisible matter might not be completely dark.

A recent study by Rajendra Gupta, published in "Galaxies," proposes that cosmic phenomena conventionally ascribed to dark matter and dark energy can be explained by the temporal weakening of ...

A cosmological simulation study by researchers from the Shanghai Astronomical Observatory of the Chinese Academy of Sciences has systematically revealed, for the first time, how the interaction ...

Cosmologists are finally beginning to sketch a coherent picture of the universe we cannot see, using exquisitely detailed ...

By studying faint distortions in galaxy shapes across a vast region of sky, scientists probed the hidden structure of the universe. In the standard picture of the universe, nearly everything is hidden ...

For decades, astronomers have believed that dark matter and dark energy make up most of the universe, however, a new study suggests they might not exist at all. Instead, what we perceive as dark ...