7+ hour, 32+ min ago  (333+ words) SFL Educational News Service The Core Concept: Limnospondylus ajimuensis is an extinct, newly identified genus and species of giant salamander that inhabited the freshwater lakes and marshes of Japan approximately 3. 5 million years ago. Key Distinction/Mechanism: Initially misclassified under the…...

2+ week, 2+ day ago  (913+ words) SFL Educational News Service Image Credit: Scientific Frontline / stock image Scientific Frontline: Extended "At a Glance" Summary: The Rate-Mismatch Hypothesis of Extinction The Core Concept: The rate-mismatch hypothesis posits that global mass extinctions occur when the pace of environmental change…...

3+ week, 22+ hour ago  (508+ words) SFL Educational News Service The Core Concept: A 113-million-year-old pterosaur wing from Brazil was exceptionally preserved through oxidative processes driven by ancient marine bacteria, sealing both its physical structure and chemical biomarkers in stone. Future Application: Advanced geochemical and molecular…...

1+ mon, 2+ day ago  (510+ words) SFL Educational News Service The Core Concept: Following the asteroid impact 66 million years ago, select marine organisms survived the mass extinction due to specific biological advantages. A recent trait-based numerical model reveals that small body size and high tolerance to…...

1+ mon, 5+ day ago  (532+ words) SFL Educational News Service The Core Concept: Genomic analysis of extinct cave lions reveals they represent a highly distinct evolutionary lineage that diverged from modern lions over 1. 5 million years ago, significantly earlier than previously estimated. Future Application: The advanced ancient…...