This January, 17 days recorded AQI above 300, two days were “severe”, and only two days dipped below 200. In contrast, January 2025 had avoided the “severe” category altogether. The two-day severe ...

Detecting hidden pollutants with real-time environmental sensors involves using IoT air-quality monitoring, photonic water sensing, and sensor-network-based hotspot mapping.

For a real 'Moon city' — meaning sustained human presence, infrastructure, and self-supporting life systems — SpaceX has a ...