Twilight of the mammoths

Zachary Sepulveda (USA) Perched upon a grassy hill ancient hunters prepare to make a kill… Blaring trumpets shatter the airTerrified voices echo despairHurtling towards their own demiseA chance at life, their fate denies. The blood of giants spills upon the grassBrought forth by razor-edged volcanic glassMarching closer to defeat with … Read More

Utah: A geologist’s wonderland

Chetan Patel (USA) Often referred to as the Red Rock Country, the state of Utah boasts some of the most breathtaking landscapes formed from years of erosional artistry. Dominating this impressive landscape is the Colorado Plateau that spans the four states of Colorado, New Mexico, Arizona and Utah. Adjacent to… … Read More

Fossil folklore: Echinoderms

Dr Paul D Taylor (UK) The distinct five-fold – or pentameral – symmetry of echinoderms makes them particularly striking fossils. Some even have a vaguely mystical appearance. Modern echinoderms – starfish (asteroids), sea urchins (echinoids), feather stars and sea lilies (crinoids), sea cucumbers (holothurians) and brittle stars (ophiuroids) – are… … Read More

Hooks, paperclips and balls of string: Understanding heteromorph ammonites

Neale Monks (UK) Heteromorph ammonites were a group of externally shelled cephalopods that were particularly diverse during the Cretaceous period. Many species were abundant and geographically widespread and, for this reason, they have been used to date and correlate rocks. Unlike regularly coiled ammonites, which underwent a steady decline in… … Read More