Template:POTD/2024-07-20
Picture of the day archives
:
2024 July
<
2024 July 19
2024 July 21
>
Picture of the day
Theodore von Kármán
(1881–1963) was a
Hungarian-American
mathematician, aerospace engineer and physicist who worked in aeronautics and astronautics. He was responsible for crucial advances in
aerodynamics
characterizing
supersonic
airflow. The human-defined threshold of outer space is named the
Kármán line
in recognition of his work. This 1959 photograph shows von Kármán
(left)
joined by
United States Air Force
and
NASA
officials while inspecting two missile models used in the high-velocity, high-altitude
wind tunnels
at
Arnold Air Force Base
. The missiles shown are the
AGARD-B
and the
Atlas
Series-B
.
Photograph credit:
United States Air Force
; restored by
Chris Woodrich
Archive
–
More featured pictures...