Read about the RUTTER project on @HorizonMagEU: Old sailing manuals reveal how sailors helped create a global view of Earth projects.research-and-innova…

Published the review essay "Longitudes in Context Science between Culture and Politics in the Early Modern World" by @salomoni1986 that analyses the book of José María Moreno Madrid and Henrique Leitão "A Longitude do Mundo". brill.com/view/journals/nun/…

Two months after the end of the project, the members of the RUTTER team reflect on what working on the project – and on an @ERC_Research project – has meant to them, both personally and professionally. Find their stories here: rutter-project.org/wp-conten…

Tomorrow, at 19:00, Brotéria, Lisbon. Free participation! In collaboration with the Institute for Advanced Jesuit Studies. @IAJSBC @ciuhct @ERC_Research

Exciting keynote “Mariners, Maps and Mathematics: Science in Early Modern Portugal” by Henrique Leitão at the 4th Teaming Club Conference, in Vairão, Portugal, showcasing much of the work carried out within the RUTTER project. (Photo: Pedro Beja) cibio.up.pt/en/events/4th-te…

Book launch of "Santo Antão: The Jesuit College in Lisbon and Its History" (Brill, 2025). Edited by @salomoni1986, Luana Giurgevich, and Henrique Leitão. Info at broteria.org/pt/programa?shj… Book available at zenodo.org/records/15656171/… @JesuitsGlobal @ERC_Research @ciuhct @ULisboa

Still haven’t checked out the RUTTER Project video series? Discover the project through the voices of its participants, as they share their roles and what it means to them. Available on our website (rutter-project.org/video/) and YouTube channel (youtube.com/@rutterproject/v…).

New book! #Rutters and logbooks were more than navigation aids: they shaped #cartography, law, science and Europe’s global expansion. Essential reading on how #oceans connected the #EarlyModern world. Available at: rutter-project.org/wp-conten… #MaritimeHistory #GlobalHistory #histsci

Over the past six years, the RUTTER team published a total of 128 posts in the Reading Rutters blog, plus 59 in its sister Arabic Science and Philosophy blog. @aceved0villalba sums up this activity in the post rutter-blog.blogspot.com/202… @ERC_Research @ciuhct

Henrique Leitão closing remarks: "The RUTTER project officially ended on 31 August 2025. It will take some time for RUTTER's contributions to percolate in the academic world, but their impact will be felt. It was a unique privilege to lead such an exceptional group of people."

QUATRI PARTITU en cosmografía práctica y por otro nombre llamado Espejo de navegantes - digital edition! A standardised, searchable, hyperlinked, open-source version of this important work by Carmo Lacerda and @aceved0villalba. rutter-project.org/digital-l… #navigation #Iberian #DH

Is it dangerous to mistake one fish for another? Yes, especially if your intention is to eat them. Read the post "Fish-Tasting and Toxic Navigation: Life and Death at Sea in 1526" by Luana Giurgevich about the case of poisoning onboard the ship Conceição. rutter-blog.blogspot.com/202…

Introduction and selected astronomical pages of Aḥmad ibn Mājid’s "Commentaries on the Principles and Foundations of Maritime Science", a 15th-century classic on #Indian #Ocean #navigation. Edited by @aceved0villalba. rutter-project.org/digital-l… @ciuhct @ERC_Research #Aldebaran

TN 14, likely the last RUTTER Technical Note, explores Plate 2 of the 1375 Catalan Atlas by Cresques Abraham & Jehuda Cresques. #Cosmography, #astronomy, #astrology & #geography for pilots—plus the annual #calendar, 19-year lunarium & 28 lunar mansions. rutter-project.org/wp-conten…