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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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UPSC Essentials | Daily subject-wise quiz : Science and Technology MCQs on stages of Polar Satellite Launch Vehicle, cosmic rays and more (Week 156)
3+ hour, 51+ min ago (1067+ words) UPSC Essentials'brings to you its initiative of subject-wise quizzes. These quizzes are designed to help you revise some of the most important topics from the static part of the syllabus. Attempt today's subject quiz on'Science and Technology'to check your progress....
Earth may have formed without help from outer Solar System material
3+ hour, 51+ min ago (811+ words) Earth feels like a local story. It sits close to the Sun, surrounded by rocky neighbors, and is built from dust and debris that once swirled in this tight inner region. For years, scientists believed that story was incomplete. They…...
Professor Dame Carole Jordan obituary: leading astrophysicist
58+ min ago (863+ words) After being made a DBE in 2006 for her services to physics and astronomy, the newly appointed Dame Carole Jordan interrupted a speaker when she was introduced as such at a function. "Dame Commander," she corrected them. "I like the Commander…...
Not all treatment wetlands behave alike in the carbon balance
4+ hour, 18+ min ago (357+ words) Not all treatment wetlands behave alike in the carbon balance | Newswise'Newswise Not all treatment wetlands behave alike in the carbon balance LLM-assisted cross-scale wildfire simulation framework. Forecasting wildfire spread in real time remains one of the most difficult tasks in…...
Study Abroad: Recent UH Hilo graduate Lichen Forster studied geology in Aotearoa and Peru
14+ hour, 7+ min ago (851+ words) Aohe pau ka ike i ka h'lau hookahi " One learns from many sources " A web publication from the Office of the Chancellor, University of Hawaii at Hilo Before graduating in 2025, UH Hilo student Lichen Forster studied abroad extensively as an…...
Planetary scientists reveal where Earth's water and building blocks came from
2+ hour, 51+ min ago (802+ words) New isotopic analysis suggests Earth formed almost entirely from inner Solar System material, not beyond Jupiter. (CREDIT: Alan Brandon/Nature) For years, planetary scientists have argued that some of the material that built Earth must have drifted in from beyond…...
Nickel-Rich Rocks Discovered by Perseverance Hint at Complex Chemistry on Early Mars
3+ hour, 10+ min ago (529+ words) New findings from Neretva Vallis, an ancient river channel that once transported water into Jezero crater on Mars, reveal unusually high nickel levels in 3-billion-year-old sediments, echoing mineral patterns on Earth sometimes linked to microbial processes. Nickel is present in…...
Landslide Risk Assessment for Slope Stabilization, Retaining Walls, and Drainage Against Debris Flows and Rotational Slips
3+ hour, 38+ min ago (862+ words) By understanding key failure mechanisms such as debris flows, rotational slips, and soil liquefaction, engineers and planners can select slope stabilization, retaining walls, and drainage systems that genuinely reduce the likelihood and impact of ground movement. Landslide Risk Assessment identifies…...
Grand Canyon National Park announces increased water restrictions effective April 1 - Grand Canyon National Park (U.S. National Park Service)
19+ hour, 58+ min ago (157+ words) Contact: Grand Canyon Office of Communications Beginning April 1, Grand Canyon National Park will implement Stage 3 Water Restrictions due to a break in the water pipeline along the North Kaibab Trail. Until park staff repair the break and water in storage…...
New tech will minimize disruptions in Water Street rehab project
8+ hour, 10+ min ago (872+ words) It's a newer way to do things here than we typically do," says Ward 2 councillor Brenda Halley Water Street in St. John's will soon be under construction again as the municipality finishes its final phase of the multi-year Water Street…...