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AEDC at 75: Groundwork begins

Much of the acreage comprising Woods Reservoir is seen in this aerial photo from the early 1980s. Work to dam the Elk River began in early 1950. This project was completed in September 1952. The construction of the Elk River Dam created Woods Reservoir, which has since supplied cooling water to the test facilities at Arnold Air Force Base, Tennessee. Arnold AFB is the headquarters of the Arnold Engineering Development Complex. (U.S. Air Force photo)
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AEDC at 75: Groundwork begins

An aerial view of construction on the Elk River Dam is seen in this photo from the 1950s. Work to dam the Elk River began in early 1950. This project was completed in September 1952. The construction of the Elk River Dam created Woods Reservoir, which has since supplied cooling water to the test facilities at Arnold Air Force Base, Tennessee. Arnold AFB is the headquarters of the Arnold Engineering Development Complex. (U.S. Air Force photo)
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AEDC at 75: Groundwork begins

A man stands behind some parts that were captured from the BMW plant in Munich, Germany, at the end of World War II. German test equipment captured after the war was transported to the United States for usage at Arnold Engineering Development Complex and other Air Force facilities. (U.S. Air Force photo)
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AEDC at 75: Groundwork begins

One of the two high-altitude cells at the Munich BMW plant in Germany is shown in this photo from 1945. German test equipment captured after World War II was transported to the United States for usage at Arnold Engineering Development Complex and other Air Force facilities. (U.S. Air Force photo)
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AEDC at 75: Groundwork begins

Crews drill rock on the north side of the Elk River Dam core trench in February 1951 during construction of the dam. Work to dam the Elk River began in early 1950. This project was completed in September 1952. The construction of the Elk River Dam created Woods Reservoir, which has since supplied cooling water to the test facilities at Arnold Air Force Base, Tennessee. Arnold AFB is the headquarters of the Arnold Engineering Development Complex. (U.S. Air Force photo)
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AEDC at 75: Groundwork begins

Progress on the spillway section of the Elk River Dam is seen in this photo from May 1951. Work to dam the Elk River began in early 1950. This project was completed in September 1952. The construction of the Elk River Dam created Woods Reservoir, which has since supplied cooling water to the test facilities at Arnold Air Force Base, Tennessee. Arnold AFB is the headquarters of the Arnold Engineering Development Complex. (U.S. Air Force photo)
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AEDC at 75: Groundwork begins

Crews work in April 1951 in the north end core trench of what would soon become the Elk River Dam. Work to dam the Elk River began in early 1950. This project was completed in September 1952. The construction of the Elk River Dam created Woods Reservoir, which has since supplied cooling water to the test facilities at Arnold Air Force Base, Tennessee. Arnold AFB is the headquarters of the Arnold Engineering Development Complex. (U.S. Air Force photo)
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66 ABG IMA retires after almost 27 years of service

Col. Matthew Poisson, individual mobilization augmentee to the 66th Air Base Group commander, poses for a picture with his son, Chris, during a retirement ceremony at Hanscom Air Force Base, Mass., March 12. Chris pinned the retired lapel button onto his father’s uniform. (U.S. Air Force Photo by Jerry Saslav)
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66 ABG IMA retires after almost 27 years of service

Col. Matthew Poisson, individual mobilization augmentee to the 66th Air Base Group commander, receives a retirement flag from Tech. Sgt. Alexandria Piper, 66th Security Forces Squadron honor guard member, during a ceremony at Hanscom Air Force Base, Mass., March 12. Poisson retired after more than 26 years of service. (U.S. Air Force Photo by Jerry Saslav)
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66 ABG IMA retires after almost 27 years of service

Retired Col. Chris Spinelli presents Col. Matthew Poisson, individual mobilization augmentee to the 66th Air Base Group commander, with a Certificate of Retirement during a ceremony at Hanscom Air Force Base, Mass., March 12. Poisson retired after more than 26 years of service. (U.S. Air Force Photo by Jerry Saslav)
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412th Test Wing conducts large-scale deployment readiness exercise

Airmen from the 412th Test Wing shoot at targets with their M-4 rifles during live-fire training at the Combat Arms Training and Maintenance range on Edwards Air Force Base, California, Feb. 26, 2026. (Air Force photo by Todd Schannuth)
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AEDC celebrates 75th anniversary this year

Arnold Engineering Development Complex will mark its 75th anniversary this year with a public event on June 27 at Arnold Air Force Base, Tenn., headquarters of AEDC. The complex was dedicated on June 25, 1951, by then-President Harry Truman in honor of Gen. Henry “Hap” Arnold. (U.S. Air Force graphic by Brooke Brumley)
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260223-F-DQ193-6704

Chief of Staff of the Air Force Ken Wilsbach speaks at the Air Force Association Warfare Symposium Feb. 23, 2026. Wilsbach spoke about readiness, unit and personal. (U.S. Air Force photo by TSgt. Stuart Bright)
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260223-F-DQ193-6481

Chief of Staff of the Air Force Ken Wilsbach speaks at the Air Force Association Warfare Symposium Feb. 23, 2026. Wilsbach spoke about readiness, unit and personal. (U.S. Air Force photo by TSgt. Stuart Bright)
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260223-F-AF000-1589

A YFQ-44A, part of the Air Force’s Collaborative Combat Aircraft (CCA) program, undergoes an undated captive carry test at a California test location. This test phase uses inert munitions to methodically validate weapons integration, structural performance and safety, ensuring the platform can safely carry external stores. The CCA program is a critical part of a larger, integrated system-of-systems designed to extend the reach and effectiveness of crewed aircraft, giving U.S. warfighters an overwhelming advantage in future conflicts. (Courtesy photo)
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250911-F-AF000-1040

A file photo of the second B-21 Raider, the nation’s sixth-generation stealth bomber, conducting flight testing at Edwards Air Force Base, Calif., Sept. 11, 2025. The program is a cornerstone of the Department of the Air Force’s nuclear modernization strategy, designed to deliver both conventional and nuclear payloads. (Courtesy photo)
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CCA Open Architecture

YFQ-44 aircraft are parked on the flightline at a California test location for the Air Force’s Collaborative Combat Aircraft program. The CCA initiative is transforming the acquisition process by proving a government-owned open architecture can break vendor lock and speed the delivery of superior capabilities to the warfighter. (Courtesy photo)
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CCA Open Architecture

YFQ-42 aircraft sit on the flightline at a California test location as part of the Air Force’s Collaborative Combat Aircraft flight test campaign. The CCA program validates a modular, open-systems approach, allowing the Air Force to rapidly integrate the best technology from any vendor to equip the warfighter faster. (Courtesy photo)
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The Air Force’s new MH-139 Grey Wolf helicopter successfully concluded critical electromagnetic compatibility testing

Crews with the 772nd Test Squadron refuel an MH-139A Grey Wolf at Edwards Air Force Base, California, Nov. 24. The aircraft completed critical electromagnetic compatibility testing at the Benefield Anechoic Facility with the 772nd Test Squadron, part of the 412th Test Wing. The testing evaluated the Grey Wolf's electronic warfare systems and avionics within the highly controlled, radio frequency-isolated environment of the BAF, which is vital for validating its survivability against electromagnetic threats. (Air Force photo by Giancarlo Casem)
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AETC Commander T-7A Flight

Lt. Gen. Clark Quinn, Air Education and Training Command commander, receives T-7 training from Lt. Col. Jonathan Aronoff, 416th Flight Test Squadron T-7 lead test pilot, at Edwards Air Force Base, California, Jan. 28. (Air Force photo by Jennifer Healy)
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