Lidar data collected using NOAA survey aircraft reveals a top-down and side view of Loggerhead Key Lighthouse, Dry Tortugas, Florida. NOAA scientists use lidar-generated products to examine both ...

Sonar, short for Sound Navigation and Ranging, is helpful for exploring and mapping the ocean because sound waves travel farther in the water than do radar and light waves. NOAA scientists primarily ...

Intrusion detection systems (IDS) and anomaly detection techniques are critical components of modern cybersecurity, enabling the identification of malicious activities and system irregularities in ...

Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

Editor’s Note: October 8, 2026: After completing testing, we’ve added the Minelab Vanquish 560 as our new best overall. Its predecessor, the Minelab Vanquish 440 has been replaced by a new version, ...

Motion detection is the ability of the visual system to detect motion in the visual field. Motion detection in its simplest form takes place in the retina, but more complex processes related to ...

Even if you’re a safe and attentive driver, you still run the risk of getting a ticket in spots where a speed limit abruptly changes. A radar detector serves as a second set of eyes—a vigilant copilot ...

It’s back-to-school season, and your students are likely experimenting with generative AI tools. AI writing may often read poorly, but that doesn’t always mean it’s easy to catch. AI detector software ...

Low-cost air pollution monitors use one or more sensors and other components to detect, monitor and report on specific air pollutants like particulate matter (PM) or carbon dioxide and/or ...