Latest articles by Adam Mann
A dozen ultra-high-energy particle accelerators discovered in the Milky Way
New observations help astronomers hone in on a long-standing mystery about where cosmic rays come from.
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Astronomers keep finding mysterious circular rings in the sky and don't know how to explain them
Mysterious circular objects in the distant universe are challenging for astronomers to explain.
Stars made of antimatter could exist in the Milky Way
Astronomers try to solve the mystery of antihelium by searching for antistars.
Dark matter could be destroying itself inside the bellies of exoplanets
Researchers propose learning more about dark matter by looking for its effects inside exoplanets.
'Exotic compact objects' could soon break physics, new study suggests
Gravitational wave detectors could soon uncover hints of new physics from exotic compact objects.
One of Earth's nearest stars may be a dark matter factory
A hunt for hypothetical axions streaming from Betelgeuse turns up empty but helps physicists set constraints on their properties.
'Dark sirens' could solve one of the greatest mysteries in cosmology
A team has offered a way for gravitational wave events called dark sirens to resolve a crisis in cosmology
We should study 'dead' alien worlds, and maybe (carefully) seed them with life
Looking at the scientific information gleaned from lifeless worlds could help in the search for life, one astrobiologist says.
What is the cosmological constant?
What we know about the history and properties of "Einstein's biggest mistake," the cosmological constant
100,000-year-old story could explain why the Pleiades are called 'Seven Sisters'
A speculative hypothesis tries to uncover the world’s oldest story written across the night sky in the Pleiades constellation.
10 huge black hole findings from 2020
Here, we take a look at some of the most spectacular black hole findings of 2020.
China's Chang'e 5 mission: Sampling the lunar surface
The historic Chang'e 5 mission is China's first attempt to bring samples back from the moon.
United Launch Alliance: Combining the forces of two aerospace giants
An overview of the history and accomplishments of the private space venture United Launch Alliance.
Asteroid Ryugu: The twirling space rock visited by Hayabusa2
Information about the asteroid Ryugu, which was explored by the Hayabusa2 spacecraft from 2018 to 2019.
The Laser Interferometer Gravitational-Wave Observatory (LIGO): Detecting ripples in space-time
An overview of LIGO and how it detects gravitational waves coming from the universe.
Physicists discover the 'Kings and Queens of Quantumness'
A new mathematical framework helps physicists define the degree of quantumness of a system
The Very Large Array: 40 years of groundbreaking radio astronomy
Facts and details about the iconic Very Large Array, a radio astronomy facility in New Mexico.
Voskhod program: The Soviet Union's first crewed space program
An overview of the Voskhod spacecraft, which was used during the second Soviet human spaceflight program
'Grand claims' of life on Venus lack evidence, skeptics say
A roundup of the various pushback and criticisms to the claim that there could be life on Venus
