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4GeoScience is a focused search engine and resource platform for Geo Science professionals, students, and enthusiasts. It combines multiple indexes, curated data sources, and specialized algorithms to deliver targeted results across geology, geophysics, hydrology, remote sensing, and environmental geoscience. Use the site to find papers, maps, tools, vendors, and practical guidance tailored to the field. Part of the 4SEARCH network of topic specific search engines.
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Preliminary 3.9 magnitude earthquake reported in Geysers area, north of Healdsburg
3+ hour, 38+ min ago (127+ words) A preliminary 3.9 magnitude earthquake struck 15 miles north of Healdsburg, according to the United States Geological Survey. A preliminary 3.9 magnitude earthquake struck 15 miles north of Healdsburg, according to the United States Geological Survey. The quake, which hit at 9:22 a.m. Saturday, was centered…...
Moderate mag. 4.0 earthquake - West Papua Region, Indonesia, on Saturday, Feb 21, 2026, at 05:29 pm (Universal Time)
3+ hour, 50+ min ago (300+ words) Detailed info, map, data, reports, updates about this earthquake: Moderate mag. 4.0 earthquake - West Papua Region, Indonesia, on Saturday, Feb 21, 2026, at 05:29 pm (Universal Time) - Look up quakes in: Mag. 4.0 earthquake - West Papua Region, Indonesia, on Saturday, Feb 21, 2026, at 05:29 pm (Universal Time)…...
Moderate mag. 4.2 earthquake - Lake County, California, on Saturday, Feb 21, 2026, at 05:22 pm (Universal Time)
3+ hour, 56+ min ago (154+ words) Detailed info, map, data, reports, updates about this earthquake: Moderate mag. 4.2 earthquake - Lake County, California, on Saturday, Feb 21, 2026, at 05:22 pm (Universal Time) - Look up quakes in: Mag. 4.2 earthquake - Lake County, California, on Saturday, Feb 21, 2026, at 05:22 pm (Universal Time) - A moderate…...
Mud beneath Antarctic ice reveals millions of years of ice retreat
6+ hour, 37+ min ago (1134+ words) Out on the edge of the West Antarctic Ice Sheet, a group of scientists spent weeks living in tents on wind-packed snow, working shifts day and night. They weren't searching for wildlife or claiming territory " they were drilling deep beneath…...
Why One Side of Earth Is Rapidly Getting Colder Than the Other
8+ hour, 8+ min ago (376+ words) Home " Climate " Why One Side of Earth Is Rapidly Getting Colder Than the Other Here's the thing: when we talk about climate, it's easy to think of Earth as one unified system responding uniformly to changes. That couldn't be further…...
7 Facts About the Hopi and Their Ancient Connection to the Mesa Verde
8+ hour, 21+ min ago (608+ words) Home " Travel " 7 Facts About the Hopi and Their Ancient Connection to the Mesa Verde The wind sweeps across the high desert mesas of northern Arizona, carrying stories that stretch back a thousand years. When most people think of Mesa Verde,…...
Significant 5.9 quake hits near Madang, Madang Province, Papua New Guinea
14+ hour, 51+ min ago (99+ words) Earthquake news: reports and updates on earthquake activity world-wide Look up quakes in: Significant 5.9 quake hits near Madang, Madang Province, Papua New Guinea World Earthquake Report for Saturday, 21 February 2026 Volcano earthquake report for Saturday, 21 Feb 2026 Moderate earthquake of magnitude 4.7 just…...
Strong mag. 5.7 earthquake - Bismarck Sea, 17 km south of Madang, Madang Province, Papua New Guinea, on Saturday, Feb 21, 2026, at 04:18 pm (Port Moresby time)
15+ hour, 1+ min ago (216+ words) Detailed info, map, data, reports, updates about this earthquake: Strong mag. 5.7 earthquake - Bismarck Sea, 17 km south of Madang, Madang Province, Papua New Guinea, on Saturday, Feb 21, 2026, at 04:18 pm (Port Moresby time) - Look up quakes in: Strong mag. 5.7 Earthquake - Bismarck Sea,…...
Westfield’s Public Works gets state grant to solve water plant mystery
16+ hour, 48+ min ago (614+ words) WESTFIELD " A mystery involving the city's water treatment system that needs solving was the reason it recently received a $50,000 grant from the state. "Typically, in water treatment plants, there will be some amount of water lost during the treatment process....
Earthquakes prepare for Year 2 under Arena with lessons learned, but without starry trio
20+ hour, 48+ min ago (972+ words) The Earthquakes will open season No. 2 under head coach Bruce Arena with a hungry cast and some depth concerns on the attack. Buoyed by the signing of heralded German forward Timo Werner and a 3-0 preseason run, the Quakes will face…...