Foams are everywhere: soap suds, shaving cream, whipped toppings and food emulsions like mayonnaise. For decades, scientists ...

Physicists have long relied on the idea that electrons behave like tiny particles zipping through materials, even though ...

Researchers at the University of Konstanz have developed a gentle, contact-free method to collect liquids and remove them ...

If ever spotted in the emptiness of space, according to theoretical physicist Eugeny Babichev of the University of ...

The accelerating expansion of the universe is usually explained by an invisible force known as dark energy. But a new study ...

Setting aside the insane upheaval going on i n US science, this year’s Physics World Live series will give you a sense of what’s hot in physics right now.

Flashes like Cherenkov radiation in space may reveal negative-energy ghosts, hinting at gaps in gravity theories.

Almost exactly 200 years ago, French physicist Sadi Carnot determined the maximum efficiency of heat engines. The Carnot ...

The coldest and densest molecular gas clouds in the interstellar medium can have temperatures of 10 K (-505 °F/-263 °C), ...

Flux physics refers to continuous change in physical quantities, including energy transfer and dynamic equilibria. Flux is ...

Conduction is the direct flow of heat from your warm body into your colder surroundings. In winter, all that heat escaping your body makes you feel cold. Insulation fights conduction by trapping air ...