KNOWLEDGE IS LIGHT (Âûfism) “Light” has always been a favorite concept of spiritual terminology.1 In particular, it has se
![Biostratigraphy of the Aalener Flöz (“Oberes Flöz”) at the type locality of the Eisensandstein Formation (Upper Aalenian, Middle Jurassic) at Aalen-Wasseralfingen (E Swabian Alb, SW Germany) Biostratigraphy of the Aalener Flöz (“Oberes Flöz”) at the type locality of the Eisensandstein Formation (Upper Aalenian, Middle Jurassic) at Aalen-Wasseralfingen (E Swabian Alb, SW Germany)](https://bioone.org/ContentImages/Journals/pald/15/1/pale.v15.a7/graphic/WebImages/img-z2-1_91.jpg)
Biostratigraphy of the Aalener Flöz (“Oberes Flöz”) at the type locality of the Eisensandstein Formation (Upper Aalenian, Middle Jurassic) at Aalen-Wasseralfingen (E Swabian Alb, SW Germany)
![Biology | Free Full-Text | Phenotypes of Floral Nectaries in Developmental Mutants of Legumes and What They May Tell about Genetic Control of Nectary Formation Biology | Free Full-Text | Phenotypes of Floral Nectaries in Developmental Mutants of Legumes and What They May Tell about Genetic Control of Nectary Formation](https://pub.mdpi-res.com/biology/biology-11-01530/article_deploy/html/images/biology-11-01530-g001.png?1666179870)