Why does light carry energy even though it has no mass? This video explains the real physics behind photons, energy–momentum relationships, and how light can transfer energy and momentum without mass.

Researchers have introduced an innovative two-step excitation approach that makes it possible to efficiently generate and clearly separate different modes of hyperbolic polaritons. An international co ...

What happens when you travel close to the speed of light? Discover the real physics behind time dilation, where your clock ticks slower than Earth's. We explore how the universe visually warps for a ...

Each year, The Church of Jesus Christ of Latter-day Saints invites everyone to celebrate the birth of Jesus Christ by sharing His light with others during the Christmas season. On Sunday, Nov. 30, the ...

Abstract: As an important branch of IoT applications, Human activity recognition (HAR) is widely used in daily life, particularly through vision-based methods. However, vision-based HAR has serious ...

Light’s magnetic field influences matter, according to new findings by Israeli researchers, challenging long-held assumptions that light only illuminates matter and prompting a rethink of how the ...