The British Army is in talks with a Silicon Valley drone maker about rushing a fleet of autonomous helicopters into service ...

Parkie glides underneath vehicles, lifts them by the wheels, and manoeuvres them into tight spaces without human intervention ...

Optical illusions provide amusement and cognitive benefits, enhancing focus, memory, and spatial awareness. This social media-themed puzzle challenges viewers to quickly identify the odd logo among ...

An ultra-sensitive optical fiber humidity sensor based on an extrinsic Fabry-Perot interferometer is proposed and experimentally demonstrated in this paper. The Fabry-Perot cavity is constructed by a ...

With portable food sensors, diners can instantly detect allergens, reducing risks and improving confidence when eating out ...

To eliminate the occurrence of false positives and improve the accuracy of measurement results in the process of environmental detection, a single-switch dual-mode nanosensing method should be ...

Startup Pyri believes its lightweight fire detectors can give vulnerable communities an invaluable head start in the race to ...

There's AI all over the Galaxy S25 Ultra with a couple of highlights worth using. Firstly, Circle to Search works directly in ...

Recently, novel fluorescent probes based on biomaterials and luminescent nanomaterials for metal ions attract tremendous attentions, owing to their advantages of simple operation, high sensitivity and ...

High time-resolution monitoring of nitrogen dioxide (NO2) is of great importance for studying the formation mechanism of aerosols and improving air quality. Based on the Griess–Saltzman (GS) reaction, ...

Here is an interesting game where you have to find a 90’s gadget in the group of modern ones in the given time. The image appeared to have a unique image which your eyes might be missing, search for ...

The principle of the proposed sensor is based on the swelling effect of PVA/PAA hydrogel sensing film at the tip of sensing SMF, which induces optical path modulation when exposed to varying pH ...