How is it possible for the ISS to stay in orbit? Learn more about the science behind orbiting Earth and more in this NASA ...

Optical rotatum” is the term researchers coined to describe a newly discovered structure of light. Beams of light that can be ...

Changing gears changes the size of the cog; the smaller the cog the more revolutions of the back wheel you get per ...

The research is published in Science Advances. In a peculiar twist, the researchers found that their orbital angular momentum-carrying beam of light grows in a mathematically recognizable pattern ...

Swinging arms while walking stabilizes torso, conserves energy, and enhances efficiency by utilizing angular momentum principle.

This course introduces the quantum mechanical concept of angular momentum operator and its relationship with rotation operator. It then presents the angular momentum operators, their eigenvalues and ...

More information: Amit Kam et al, Near-field photon entanglement in total angular momentum, Nature (2025). DOI: 10.1038/s41586-025-08761-1 Journal information: Nature ...

The multiplexing/demultiplexing module fabricated (a,d) employs a property of light called the "optical vortex" to transmit/receive multiple signals simultaneously ...