Despite decades of searching, scientists still haven’t found the elusive substance that holds galaxies together: dark matter.

Atoms slip against one another, eventually sticking in various combinations. Tectonic plates do the same, sliding across each ...

Yumi Tanaka, a local primary school teacher, spotted something unusual in the squat toilet. A black shoe was peeking out from ...

Decades-old mysteries finally found answers thanks to new DNA breakthroughs. In one story, California deputies identified ...

Quirks & Quarks features our ever-popular listener question show, where we find experts to answer your questions. But here ...

Trump's proposed 50% cut in NASA's science budget would turn the agency into an empty shell. Who's behind this?

Science has permitted humans to do some incredible things, like landing on the Moon, and uncovering why rain falls from the sky. But when it comes to some other things, like hiccups and tornadoes, ...

T he Big Bang, the most widely-accepted theory for the origin of the Universe, took place 13.7 billion years ago. In one instant the Cosmos were created, and with this countless unsolved mysteries ...

Dive into the world of Earth’s most perplexing mysteries in this video, featuring 15 unsolved landforms that continue to baffle scientists. From landscapes that seem to defy gravity to perfectly ...

The 9 Unsolved Mysteries Mathematicians Can’t Stop Thinking About. ... does not concern any single equation or even a whole class of equations. It will sound very much like computer science: ...