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A blob of gas seen outside the Milky Way could be a type of starless, dark matter-dominated galaxy. Some scientists are skeptical.

Satellite data reveal a link between the amount of black carbon in the atmosphere and rates of Antarctic sea ice loss in recent years.

An archaeological site in Germany suggests communal hunting and complex thinking emerged earlier in human evolution than once thought.

Solve our latest interactive crossword. We'll publish science-themed crosswords and math puzzles on alternating months.

Astronomers have a lot of thoughts about the latest paper claiming we've found the strongest hints of alien life yet on the distant planet K2 18b.

The Curiosity rover identified hidden caches of the mineral siderite, which could help explain why Mars lost its habitable climate.

The Trump administration has reportedly disrupted over 100 clinical trials. Science News spoke to researchers about the impacts on four of them.

Astronomers now agree: They've spotted the first isolated stellar-mass black hole ever seen.

A long-elusive, hypothetical subatomic particle called the axion can be simulated and potentially detected in a type of thin material.

The phase I clinical trials showed stem cell transplants for Parkinson's disease appear to be safe and might restore dopamine-producing brain cells.