Can quantum systems become more disordered, as thermodynamics would predict? Yes, they can - if a proper definition of "entropy" is used. It is one of the most important laws of nature that we know: ...

Electron–proton collisions Study reveals importance of entanglement entropy. (Courtesy: Kevin Coughlin/Brookhaven National Laboratory) An international team of physicists has used the principle of ...

Physicists have upended a foundational law of materials science by heating gold to over 19,000°C — more than 14 times its melting point — while it remained perfectly solid. The study, published in ...

The rationality of scientific concept formation in theory transitions, challenged by the thesis of semantic incommensurability, can be restored by the "Chains of Meaning" approach to concept formation ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through the links below." A new paper suggests that time can actually flow forward and backward. Microscopic systems can ...

Artist’s impression of Earth in the early Archean with a purplish hydrosphere and coastal regions. Even in this early period, life flourished and was gaining complexity. Credit: Oleg Kuznetsov ...