Quirks & Quarks is having its 50th anniversary this fall. Bob McDonald shares his appreciation for the people behind the ...

Near-infrared images from the James Webb Space Telescope revealed five early universe galaxies merging within a large halo.

For decades scientists believed the universe was built on ordinary matter, dark matter and dark energy. These unseen forces ...

A surprising new paper suggests that the universe's expected lifespan is just 33 billion years, and that the cosmos will start dying in less than a third of that time. However, this is only one ...

That cosmologists cannot agree on one of the most elementary facts about the universe is striking enough. But that uncertainty produces others, too: it makes it impossible to calculate an exact age ...

While radio waves are the method of choice when searching for signals of intelligent alien life, other detectable signs also ...

The first chemical reactions in the wake of the Big Bang have been recreated for the first time in conditions similar to those in the baby Universe.

Scientists have discovered a giant black hole that they believe may have been formed in the first few microseconds after the ...

Matter-antimatter asymmetry puzzles physicists. Learn how the Deep Underground Neutrino Experiment (DUNE) may find answers.

What was the universe like in the first few hundreds of millions of years after it came into existence? How did the first ...

A backward, mirror universe could explain the existence of dark matter. If an anti-universe exists, it would run backward in ...

If you enjoyed this, see how quickly you can complete our most recent science crossword puzzle, updated every Monday. Note: ...