Driving at night might be a scary challenge for a new driver, but with hours of practice it soon becomes second nature. For self-driving cars, however, practice may not be enough because the lidar sensors that often act as ...
Materials Science
May 2, 2024
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1
A team of researchers has unveiled a novel approach to accurately characterizing tree height composition in forests using the Global Ecosystem Dynamics Investigation (GEDI) Light Detection and Ranging (LiDAR) technology. ...
Ecology
Apr 15, 2024
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1
When light goes through a material, it often behaves in unpredictable ways. This phenomenon is the subject of an entire field of study called "nonlinear optics," which is now integral to technological and scientific advances ...
Optics & Photonics
Jan 11, 2024
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88
Lidar technology improvements will help NASA scientists and explorers with remote sensing and surveying, mapping, 3D-image scanning, hazard detection and avoidance, and navigation.
Space Exploration
Oct 25, 2023
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20
The most abundant, massive particles in the universe may be ones you've never even heard of: neutrinos. These particles are all around us—even streaming through us—though they almost never interact with other particles. ...
General Physics
Jul 25, 2023
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43
The 200 million Europeans who live in coastal zones are already feeling the impact of global warming through extreme variations in sea level and flooding.
Earth Sciences
May 3, 2023
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4
Ultraviolet (UV) light detection can revolutionize industries such as civil engineering, military defense, aerospace exploration, and medical research. The future of electronics relies heavily on energy-efficient devices ...
Optics & Photonics
Apr 18, 2023
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88
Motivated by the limitations of scanning approaches to photoacoustic microscopy, an international group supervised by Emmanuel Bossy of Université Grenoble Alpes experimented with structured illumination using known and ...
Optics & Photonics
Mar 20, 2023
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23
NASA recently announced the discovery of a new, Earth-sized planet in the habitable zone of a nearby star called TOI-700. We are two of the astronomers who led the discovery of this planet, called TOI-700 e. TOI-700 e is ...
Astronomy
Mar 8, 2023
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66
A team of researchers affiliated with multiple institutions in the U.S., working with a colleague from France and another from Guatemala, has discovered a very large 2,000-year-old Mayan civilization in northern Guatemala. ...
