Science ❯ Geology

Sedimentary Geology

Ancient Environments Ancient Sediments Fossil Formations Mars Geology Ancient Oceans Amber Formation Formation Analysis Shale Tidal Deposits Rock Types Coastal Deposits Sedimentary Structures Mineralogy Mineral Deposits Wind Erosion Fossil Beds Volcanic Activity Deposits Mineral Formation Karoo Basin Geochemical Proxies Jurassic Period Ancient Rocks Clay Deposits

Chunky Jurassic Belemnite Wyoteuthis linsterorum Described from Wyoming

CT scans place the fossil in a relict megateuthidid lineage, suggesting that this bulky belemnite lineage survived longer than previously thought.

Fungi Flourish Hundreds of Feet Below the Great Lakes

Perseverance Identifies 245‑Foot Impact‑Built Rock Sequence on Jezero Rim

Perseverance Radar Reveals Buried Ancient River Delta Beneath Jezero Crater

Mars’ Gravity Helps Drive Earth’s Ice‑Age Cycles, New Simulations Show

Mosasaur Tooth Shows Bus-Sized Marine Reptiles Hunted in Cretaceous Rivers

Most Complete Stegosaurian Skull Found in Spain Redraws Dino Evolution