Science & discovery · News brief
Published 23 October 2026 (IST) · Source dated 21 October 2026.
NASA’s CASALS lidar research combines adaptable laser scanning and machine learning to improve three-dimensional mapping of Earth’s surface. Its wavelength-steering approach aims to cover wider areas and reduce gaps between narrow measurement tracks.
How to read this development
This is an instrument-development story. It does not mean a new complete global surface map is already available.
What to watch next
Watch for field demonstrations, published performance comparisons and eventual data products.
Source: NASA’s CASALS Instrument Bridges Gaps in 3D Maps of Earth’s Surface – NASA Science. This brief summarises the linked source in original wording; the interpretation and follow-up questions are editorial context.
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