Ultrafast lasers can produce, beyond single-pulse mode locking, a multitude of robust multi-pulse dynamics, including optical soliton molecules. Based on recent experimental advances using smart fiber lasers, this commentary addre

The rapid advancement of artificial intelligence (AI) has significantly impacted photonics, creating a symbiotic relationship that accelerates the development and applications of both fields. From the perspective of AI aiding phot

In general relativity, a gravitational “white hole” is a hypothetical region of space that cannot be entered from outside. It is the reverse of a “black hole” from which light and information cannot escape. We report an optical de

Single-shot volumetric fluorescence (SVF) imaging offers a significant advantage over traditional imaging methods that require scanning across multiple axial planes, as it can capture biological processes with high temporal resolu

X-ray free-electron lasers (FELs) are cutting-edge research instruments employed in multiple scientific fields capable of analyzing matter with unprecedented time and spatial resolutions. Time-resolved measurements of electron and

A fundamental challenge in endoscopy is how to fabricate a small fiber-optic probe that can achieve comparable function to devices with large, complicated optics. To achieve high resolution over an extended depth of focus (DOF), t

Single-shot ultrafast multidimensional optical imaging (UMOI) combines ultrahigh temporal resolution with multidimensional imaging capabilities in a snapshot, making it an essential tool for real-time detection and analysis of ult

In vivo microscopic imaging inside a biological lumen such as the gastrointestinal tract, respiratory airways, or within blood vessels has faced significant technological challenges for decades. A promising candidate technology is

Metasurfaces, with their capability to control all possible dimensions of light, have become integral to quantum optical applications, including quantum state generation, operation, and tomography. We utilize a metasurface to gene

Flexible manipulation of chiral terahertz electromagnetic waves holds substantial potential for a wide range of applications, such as terahertz circular dichroism spectroscopy in biomaterials analysis, ultrafast electron bunch man

Distributed acoustic sensors (DASs) can effectively monitor acoustic fields along sensing fibers with high sensitivity and high response speed. However, their data processing is limited by the performance of electronic signal proc