Time travel has shifted from pure fantasy to a serious, if highly constrained, topic in modern physics. The equations that ...

Physicists have struggled to understand the nature of time since the field began. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Time may not be ...

Sara Imari Walker receives funding from the National Aeronautics and Space Administration and the John Templeton Foundation relevant to the work in this article. She is also a member of the External ...

Fusion power generation uses the energy generated by fusion reactions in high-temperature plasma. To achieve this, it is necessary to precisely measure the fast-changing high-temperature plasma to ...

Intuitively, we know what time is, but try to explain it, and we end up tying our minds in knots. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

The subatomic world is hard to image not just because it’s incredibly tiny, but super fast too. Now physicists at the University of Arizona have developed the world’s fastest electron microscope to ...

Scientists at Caltech have created a quantum microscope that taps into the quirky quantum rules to see tiny details much more clearly. Using pairs of entangled photons allows the instrument to double ...