Near-infrared spectroscopy, or fNIRS, offers a way to monitor brain activity without surgery or radiation by tracking changes in blood flow and oxygenation. Light sources placed on the scalp send near ...

Scientists have taken lasers beyond light and into the realm of sound, creating a breakthrough “phonon laser” that ...

A research team led by Professor Jiwoong Yang of the Department of Energy Science and Engineering at DGIST has developed next ...

Grasping and transporting objects is one of the most critical tasks for robots in a variety of fields. This task requires ...

A new field study shows that combining multiple optical signals can reveal not only how much carbon a semiarid grassland absorbs, but also how drought alters its internal functioning. By tracking ...

A new plasmonic fiber probe uses linearly polarized light and energy recycling for broadband nanofocusing with resolution ...

By capturing intensity and phase changes in a single measurement, new method could help scientists design new materials, ...

XPANCEO has unveiled a passive eye-tracking system that uses microscopic patterns embedded in contact lenses and works with ...

A chip‑scale laser array with integrated beam shaping enables ultrafast, energy‑efficient optical wireless links for indoor ...

Cardiovascular diseases remain the leading cause of death worldwide, accounting for nearly 20 million deaths each year. Rapid ...