While the world argued over tanks and F-16s, the CIA quietly built a deniable war machine in the Ukrainian shadows—armed to the teeth, fluent in covert chaos, and operating under a silence so deep ...

Researchers familiar with fNIRS and EEG recording told IEEE Spectrum that the device has advantages in portability, affordability, and ease of use, but noted that its sensor limitations could preclude ...

Researchers at the University of Texas at Dallas have created a portable food safety device they hope will one day be used at ...

An innovative fiber optic liquid level sensor based on a peanut-shaped fiber structure has been designed and fabricated for use in micro-buoy systems. This sensor features two cascaded peanut-shaped ...

New optical sensor using differential guided-mode resonance achieves record sensitivity and portability, enabling real-time ...

Neither do most people, but it’s true. The company has released infrared (IR) editions of the GFX 100 II and X-H2, extending ...

Thin-film-based image sensors feature a thin-film photodiode (PD) monolithically integrated on CMOS readout circuitry. They are getting significant attention as an imaging platform for wavelengths ...