One truly elegant hypothesis of physics is the "zero-energy universe" hypothesis. It proposes that the net sum of the energy in the universe perfectly equates to zero. According to the idea, if you ...

THE doctrine of Materialism, although often regarded as incredible, was not considered to be ambiguous. The statement that mind is a product of matter, although objected to as unlikely, was not ...

Students will learn how to categorize matter as either pure substances or mixtures. Students will apply tests, based on physical properties of matter samples, to determine whether a mixture is ...

Harry Cliff is a member of the LHCb collaboration. Patrick Koppenburg does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article ...

The experiment on Earth could help scientists understand what dark matter is really made of. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. An ...

Paul M. Sutter is an astrophysicist at SUNY Stony Brook and the Flatiron Institute, host of "Ask a Spaceman" and "Space Radio," and author of "How to Die in Space." Sutter contributed this article to ...

At the edge of two exotic materials, scientists have discovered a new state of matter called a "quantum liquid crystal" that behaves unlike anything we've seen before. When a conductive Weyl semimetal ...