Most of us first hear about the irrational number π (pi)—rounded off as 3.14, with an infinite number of decimal digits—in ...

Make sure your angles are in units of radians (not degrees), where 2π radians = 360 degrees. But after that you will get the ...

There is an important and unresolved tension in cosmology regarding the rate at which the universe is expanding, and ...

Yet according to physics, information is never destroyed. In principle, a burned book is just as readable as the original—if you analyze the ashes of the fire, the smoke and the flames to re-create ...

In a cafe at CERN in 1992, three physicists realized they disagreed about how many constants are needed to describe all of nature. A recent paper suggests only one – time – is necessary.

I’ll never forget the first time I went hiking in Aspen. I was a young starting professor attending a workshop at the Aspen ...

A subtle timing flash may expose the Unruh effect. The approach ties ordinary lab tools to deep quantum physics. Researchers ...

The famous double-slit experiment brings into question the very nature of matter. Its cousin, the quantum eraser experiment, ...

New calculation of viral spread based on branching process theory suggests that rapid elimination of SARS-CoV-2-like viruses ...

The next time you can't find where you parked your car, try this wild physics hack to find your car faster and easier every ...

TU Wien researchers have uncovered a quantum twist to the paths particles take through spacetime — one that could finally ...