June 10–12: The Second Century of Flight: Technology Challenges and Opportunities. The conference offers breakout sessions along three different tracks—policy, aeronautics technology, and space technology—to focus panel discussions and audience exchanges. Williamsburg, Va. See www.aiaa.org

June 10–13: UAV 2003 Conference and Exposition. The Unmanned Vehicle Systems Association sponsors this unmanned aerial vehicles event. Equinoxe Event Center, Paris. See www.euro-uvs.org

June 15–22: The 45th Paris Air Show. More than 300,000 people visited the last Paris Air Show, held in 2001, of which 120,000 were trade visitors and 185,000 were from the general public. Le Bourget, Paris. See www.paris-air-show.com

June 16–19: Digital Human Modeling for Design and Engineering Conference and Exhibition. Digital human modeling companies will be exhibiting their latest developments and know-how. Wyndham, Montreal. See www.sae.org/dhmc

June 16–20: FAA In-flight Icing/Ground De-icing International Conference and Exhibition. This event is sponsored in part by the Federal Aviation Administration and NASA. Chicago. See www.sae.org/icingdeicing

June 20–22: 6th World Congress on Engineering Education & 2nd International Colloquium on Engineering Education. Sponsored by the American Society of Engineering Education and the World Federation of Engineering Organizations. Nashville, Tenn. See www.asee.org

June 23–26: 33rd AIAA Fluid Dynamics Conference and Exhibit. This American Institute of Aeronautics and Astronautics conference includes papers covering all aspects of fluid dynamics relevant to aerospace applications. Hilton Walt Disney World, Orlando, Fla. See www.aiaa.org

July 13–15: Asia-Pacific Regional Aviation 2003. This third meeting for Asia-Pacific regional aviation professionals is attended by airlines and suppliers whose business interests span the region. Shangri-La Hotel, Singapore. See www.shephard.co.uk

July 15–17: Unmanned Systems Symposium and Exhibition 2003. The Association for Unmanned Vehicle Systems International sponsors this event, which includes unmanned aerial vehicle demonstration flights. Baltimore. See www.auvsi.org/symposium

July 29–Aug. 4: 51st Experimental Aircraft Association's Airventure. This year's annual fly-in convention features a replica of Howard Hughes' legendary H-1B racer. Oshkosh, Wis. See www.airventure.org

Aug. 19–24: MAKS, International Aviation and Space Salon. This event is sponsored by the Russian government. Moscow. See www.airshow.ru/etable.htm

Sept. 3–5: 8th India International Civil and Defense Equipment & Systems Exhibition and Conference 2003. Ashok Convention Center, New Delhi, India. E-mail satcon@nde.vsnl.net.in

Sept. 7–9: 9th World Route Development Forum. The event is billed as an annual route development meeting of the world's airlines and airports. Edinburgh International Convention Center, Edinburgh, Scotland. See www.routesonline.com

Sept. 8–12: 2003 Aerospace Congress & Exhibition. Features more than 100 seminars and 500 exhibitors. Palais des Congres, Montreal. See www.aerospace-na.com

Sept. 10–11: Aviation Industry Conference's Aero Engines Expo; 12th Annual Aero Engine Overhaul & Maintenance Conference & Show. Conference and expo are targeted specifically toward aero-engine professionals, according to the show's organizers. London Heathrow Airport. See www.aviation-industryconferences.com

Sept. 29–Oct. 2: International Aviation Training Symposium. The symposium will concentrate on the growth and training challenges of the global aviation transportation system, with special attention given to solutions for expanding and advancing the systems of developing world regions, according to its promoters. Cox Convention Center, Oklahoma City. See www.halldale.com/iats

Oct. 7–9: NBAA Annual Meeting and Convention. The National Business Aviation Association, an advocacy group for the business aviation community, sponsors this event. It is the annual biggest showcase of business aircraft and related products in the world. Orange County Convention Center, Orlando, Fla. See www.nbaa.org

The above listings are assembled for the convenience of readers of Boeing Frontiers only and do not constitute an endorsement by The Boeing Company. Times, dates and subject matter are subject to change or cancellation. If you have any items you wish to have considered for the Frontiers Calendar, please e-mail them to boeingfrontiers@boeing.com, or send them by regular mail to Boeing Frontiers magazine, 100 N. Riverside, MC: 5003-0983, Chicago, IL 60606-1596.