A new theory suggests that gravity could possibly be the result of entropy. If true, this would mean that everything in the universe would fall apart if it all remained unchanged. This theory tries to ...

Isaac Newton confessed that he had no idea what gravity was. The 17th century English polymath knew what it did, and he described it with a universal law of gravitation. But where the law came from, ...

Discovering a machine that could somehow produce thrust without releasing propellant would be a game-changer for human space travel. There’s just one problem—such a device would defy the laws of ...

C26 and C27 skarn Neodymium-praseodymium (NdPr) content represents approximately 15% of Total Rare Earth Oxides (TREO) ...

The theory that gravitons lose energy thru gravitational redshift while traveling against the force of a gravitational field ...

Most people know that unhealthy air quality can make it harder to breathe. But bad air—especially during inversions—can also irritate your eyes. “During an inversion, I recommend staying indoors as ...