NASA's SPHEREx has mapped the entire sky in 102 infrared colors, revealing hidden details about galaxies and the early ...

Barakat’s photograph quietly underscores that reality. The scene feels extraterrestrial, not because it is unfamiliar, but ...

Aviation's climate impact is partly due to contrails—condensation that a plane streaks across the sky when it flies through ...

Light pollution is reshaping ecosystems and human health. Discover how dark-sky initiatives protect nocturnal ecology and ...

Abstract: The availability of raw Android global navigation satellite system (GNSS) data is driving innovation in high-precision positioning using Android smartphones. However, inconsistent ...

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Abstract: The global navigation satellite system (GNSS) PPP-RTK technique, which integrates the superiorities of precise point positioning (PPP) and real-time kinematic (RTK), is increasingly ...

The night sky seen from Johnson Park in Palo Alto on Dec. 5, 2025. Photo by Seeger Gray. While it’s unlikely that Palo Alto residents will ever get to see the Milky Way outside their home on a clear ...

As modern battlefields rapidly evolve, the Army remains at the forefront of capability acceleration and innovation. Through exposure to realistic, emulated threat in the Western corridor, the Army’s ...

Early Warning Systems (EWS) are a proven cost-effective disaster risk reduction and climate change adaptation measure which has been demonstrated to save lives, livelihoods and ecosystems in the face ...

Satellites helped separate India’s winter local haze from a distant volcanic plume. A dedicated atmospheric monitoring system would enable us to respond to each challenge on its own terms North India ...