"No phenomenon is a real phenomenon until it is an observed phenomenon." — John Archibald Wheeler We used to think the observer was a passive witness to the universe. What if the observer is actually ...

Interactions between electrons in solids often lead to effects that go beyond simple, intuitive pictures of what should be possible. One example stems from the Hall effect, which describes how the ...

"No phenomenon is a real phenomenon until it is an observed phenomenon." — John Archibald Wheeler We used to think the observer was a passive witness to the universe. What if the observer is part of ...

Heating up Physicists have shown that a colder trapped-ion qubit can warm-up faster than a hotter qubit. (Courtesy: Shutterstock/Evgenia-Fux) The inverse Mpemba ...