American Science and Engineering, Inc. Announces Notice of Q2 Fiscal Year 2006 Results; Upcoming Conference Call scheduled for November 9, 2005 at 11:00 a.m. EST.

BILLERICA, Mass. -- American Science and Engineering, Inc. (NASDAQ: ASEI) (AS&E(R)) will announce its second quarter (ended September 30, 2005) fiscal year 2006 results before the market opens on Wednesday, November 9, 2005. A copy of the full press release will be issued via fax and/or Business Wire shortly thereafter.

Anthony Fabiano, President and CEO, and Ken Galaznik, CFO and Treasurer, will host the conference call Wednesday, November 9, 2005 at 11:00 a.m. EST to discuss the results and respond to questions.

QUESTIONS? If you have prepared questions, please submit them prior to the conference call via fax to Annemarie Sadowski, at 1-978-262-8801 or e-mail them to [e-mail]. The earnings results presentation will be followed by a question and answer session.

To participate in the conference call, please follow these instructions:

On the day of the teleconference, please dial 866-825-1692 at least 10 minutes prior to starting time. For international participants, dial 617-213-8059. Please tell the Operator the confirmation code: 39237404. You will be placed on hold until the conference call is ready to begin.

An audio replay of the teleconference will be available, in its entirety, starting Wednesday, November 9, 2005 at 1:00 p.m. ET for a 48-hour period by dialing 888-286-8010. Internationally, please dial 617-801-6888. The conference identification number is 30316003. The replay will also be available at www.as-e.com in the Investor Information section following the conference.

About AS&E(R)

American Science and Engineering, Inc. (AS&E) is the leading worldwide supplier of innovative X-ray inspection and screening systems. With more than 45 years of experience in developing advanced X-ray security systems, the Company's product line utilizes a variety of technologies, including patented Z(R) Backscatter(TM), Shaped Energy(TM) and Radioactive Threat Detection (RTD). These technologies offer superior detection of threats including plastic explosives, plastic weapons, illegal drugs, other contraband, dirty bombs and nuclear devices. AS&E offers a complete range of X-ray inspection products including Z(R) Backscatter screening systems, CargoSearch(TM), and ParcelSearch(TM) inspection systems, used for critical detection and security applications to combat terrorism, drug and weapon smuggling, trade fraud, and illegal immigration. AS&E customers include leading governmental agencies, border authorities, military bases, airports and corporations worldwide, including the U.S. Department of Homeland Security, U.S. Department of Defense, U.S. Customs and Border Protection, Royal Thai Police, HM Customs & Excise (U.K.) and Hong Kong Customs. For more information on AS&E products and technologies, please visit www.as-e.com.