Mars and Planetary Geology

7+ hour, 4+ min ago   (1616+ words) Earth is not a perfect sphere. Scientists describe its overall shape more closely as an oblate spheroid, meaning it is slightly wider around the equator and slightly flattened near the poles. The important point is that this conclusion does not…...

5+ day, 6+ hour ago   (356+ words) NASA’s Curiosity rover has captured unusual polygon-shaped terrain on Mars, revealing a honeycomb-like pattern that scientists believe may be linked to ancient wet-and-dry cycles. The features were observed at ground level in Gale Crater and measure about 4 to 8 centimeters…...

1+ day, 21+ hour ago   (441+ words) Studying this rock reveals how destructive impacts helped assemble our planet over time. Understanding how planet-sized bodies built themselves remains one of the central challenges in astronomy today. Most material from that early era was destroyed or melted down billions…...

2+ day, 7+ hour ago   (1174+ words) Atlantic sediments reveal a magnetic reversal lasting 70,000 years, challenging assumptions about Earth’s changing field. (CREDIT: The Brighter Side of News) A stretch of sediment beneath the North Atlantic preserves a magnetic reversal that took about 70,000 years to finish. Rather than…...

2+ day, 14+ hour ago   (353+ words) 9 October 2026 – The Vredefort Dome is the world’s largest and second oldest verified meteorite impact site, located in Potchefstroom, North West, Parys in Free State and Gauteng Province. According to information, the Vredefort Dome was formed approximately 2 billion years ago when…...

2+ day, 18+ hour ago   (504+ words) OSIRIS-REx mission scientists thought sampling a piece of Bennu would be like a walk on the beach, but the surprisingly craggy surface proved to be more of a challenge. Scientists thought asteroid Bennu's surface would be like a sandy beach,…...

2+ day, 22+ hour ago   (603+ words) Buried beneath Oklahoma, a meteor crater’s age was just rewritten by nearly 100 million years — and tiny ancient crystals now link it to one of Earth’s most catastrophic mass extinctions Beneath the Oklahoma plains, hidden under layers of sediment and invisible…...

3+ day, 7+ hour ago   (1150+ words) Bioengineer.org New Mineral Xianhuaite-(Ce) Reveals Hidden Niobium Story at Bayan Obo Deep in the giant Bayan Obo deposit of Inner Mongolia, a team of Chinese researchers has identified a mineral that has never before been seen in nature....

3+ day, 11+ hour ago   (69+ words) Bioengineer.org Subject of Research: Preservation of water concentrations in mantle xenoliths from the French Massif Central Article Title: Preservation of water concentration in mantle xenoliths: a case study from Allègre and Ray Pic volcanoes (French Massif Central) News Source:…...

4+ day, 1+ hour ago   (1332+ words) A new study of South Africa's Bushveld Complex shows that microscopic exsolution textures in magnetite and ilmenite control both vanadium enrichment and the efficiency of ore processing. Microscopic Mineral Textures Hold the Key to Unlocking the World’s Largest Vanadium Deposit…...