In reverse chronological order:

• 2012-01-10/12 - Semantic Physical Science workshop and symposium

               - Semantic Physical Science
               - Recorded symposium presentations archived at the UCS' Streaming Media Service
               - Recorded symposium presentations archived at DSpace@Cambridge
               - Recorded symposium presentations archived at Vimeo 

• 2011-04-13 - OSCAR4 Launch day held at the Unilever Centre for Molecular Science Informatics, Dept. of Chemistry, University of Cambridge

            - OSCAR4_Launch 
            - Archived videos from the launch (courtesy of the Streaming Media Service of the University Computing Service)
            - Peter Murray-Rust : Introduction
            - Sam Adams :  Architecture of OSCAR4
            - Lezan Hawizy :  ChemicalTagger: Building Text-Mining Applications with OSCAR
            - Hannah Barjat :  OSCAR Tagging of Atmospheric Science Papers
            - Daniel Lowe :  Named Entity Resolution in OSCAR
            - BalaKrishna Kolluru :  U-Compare, OSCAR and the number 42
            - 'Permalink' to #oscar4launch archive
            - 'Permalink' to #oscar4 archive

• 2011-03-28/29 - Nick England's presentation on JISC XYZ at the JISC Managing Research Data meeting, Birmingham, UK
• 2011-03-27/31 - Sam Adams' presentation on CLARION at the 241st ACS meeting in Anaheim, CA.
• 2011-01-20/21 - Sam Adams' presentation on JUMBO and Lensfield at EU COST Action D37: Grid Computing in Chemistry, Evaluation Meeting, Thessaloniki, Greece
• 2011-01-15/17 - Visions of a Semantic Molecular Future - a symposium and hackfest celebrating the ideas of Peter Murray-Rust

               - Visions of a (Semantic) Molecular Future
               - Recorded presentations archived at the UCS' Streaming Media Service
               - Preprints of manuscripts for a special Thematic Issue of J. Cheminf. now archived at DSpace
               - Symposium booklet
               - Symposium handout
               - Symposium posters
               - 'Permalink' to #pmrsymp archive
               - 'Permalink to #pmrhack archive
               - Hackfest action

• 2010-08/09 - Panton Discussions 2010 - the three Panton Discussions from August/September 2010
• 2010-07 - Open Repositories 2010 - runner-up in the Developer Challenge - Sam Adams, Peter Murray-Rust
• 2010-04 - 'Chemistry Add-in for Word' at Microsoft External Research Symposium - Joe Townsend (slides)
• 2010-03 - Exploring Clojure - Mining Linked Data from data.gov.uk at JISC Dev8D 2010 - Jim Downing
• 2010-02-20 - 'Open Data and how to achieve it' at the Science Commons Symposium hosted by Microsoft External Research - Peter Murray-Rust

• 2009-12 - Towards Lensfield: data management, processing and semantic publication for vernacular e-science - IEEE eScience conference 2009, Oxford - Jim Downing, Nick Day, Peter Murray-Rust, Lezan Hawizy, Nico Adams
• 2009-12 - CHIC - Converting Hamburgers Into Cows - IEEE eScience conference 2009, Oxford - Joe Townsend
• 2009-12 - OSCAR presentation at the All Hands meeting - Peter Murray-Rust, Daniel Lowe
• 2009-10 - Keynote address at Internet Librarian 2009 - Peter Murray-Rust
• 2009-07 - Google Tech Talk - What's Eating Scientific Data? 21st Century Approaches to Discovering (Chemical) Data - Jim Downing, Nico Adams

• 2008-09 - C3DeR presentation for the users of the Department of Chemistry's X-Ray Crystallography service - Lee Harper, Dan Hagon, John Davies
• 2008-08-23 - CrystalEye, Workshop on 'New Routes to Crystallographic Data Publication' at the IUCr XXI Congress, Osaka - Nick Day

• 2007-03 - 'Semantic chemical publishing', ACS National Meeting, Chicago, IL - Nick Day
• 2007-03 - Talk on unit representation, PMR group meeting, Nick England
• 2007-03 - Web 2.0 for Scientists (Part 1) - talk given at the Dept. of Earth Sciences, University of Cambridge - Andrew Walkingshaw
• 2007-03 - Web 2.0 for Scientists (Part 2)
• 2007-03 - Web 2.0 for Scientists (Part 3)
• 2007-03 - Web 2.0 for Scientists (Part 4)
• 2007-03 - Web 2.0 for Scientists (Part 5)
• 2007-03 - Web 2.0 for Scientists (Part 6)
• 2007-03 - Web 2.0 for Scientists (Part 7)

• 2006-09 - Google Tech Talk - The Semantic Chemical Web: GoogleInChI and other Mashups - Peter Murray-Rust
• 2006-08 - 'Workflows for High-throughput Computational Crystallography', ECM23, Leuven, Belgium - Volker Thome
• 2006-10 - An update on the DSpace project], Open Scholarship 2006, Glasgow, UK - Jim Downing
• 2006-19 - Open Data and the SPECTRa project, Nereus consortium workshop on repositories, Maastricht, Netherlands - Jim Downing
• 2006-04 - Depositing chemistry in DSpace, DSpace User Group, Bergen, Norway - Jim Downing

• 2005-11 - 'The Chemical Semantic Web', CPGS Seminar, Cambridge, UK - Nick Day
• 2005-08 - Computational Chemistry Robots - ACS National Meeting, Washington DC, USA - Joe Townsend
• 2005-06 - 'Indexing the chemical semantic web', 7th ICC Conference, Noordwijkerhout, Netherlands - Nick Day

• 2004-03 - Capturing Chemistry in XML/CML - ACS Spring Meeting - Joe Townsend