A common height that seems normal in our human-scale world. Yet, when we compare it to the smallest and largest conceivable ...

An artist's concept of multiple types of subatomic particles. Forget about turtles; for all practical purposes, it’s really particles all the way down. Consider the seemingly simple matter of their ...

The Big Bang theory has dominated our understanding of the universe’s origin for almost 100 years. It describes a moment when ...

Space. It's really, really big. How big is it? Well, according to astronomers, the observable universe is around 92 billion light-years in diameter, but that's all we can see (hence the word ...

Scientists have released a new study on the arXiv preprint server that catalogs the universe by mapping huge clusters of galaxies. These clusters are some of the largest known objects in the ...

Collaborative experiments focus on uncovering the unusual properties of the ghost particle. In a recent study, physicists have created the clearest and most detailed view so far of how neutrinos shift ...