The Polarid Camera: Where did it come from?

When Edwin Land’s daughter asked why she couldn’t see a photograph immediately after it was taken, inspiration struck. Learn how this prolific inventor polarized light and made every camera user an amateur film developer in this episode.

Uploaded by: How Stuff Works.

Earth from Space: Rhine waters

Presented by Kelsea Brennan-Wessels from the ESA Web-TV virtual studios. In the one-hundred-seventh edition we examine a Sentinel-1A acquisition over Lake Constance.

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via ESA.

Pretty close to 90 degrees

Things are becoming tangible for the freefall camera team.
Filmed and edited by James Hennessy.
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Featuring Tom Dryden, David Alatorre, Peter Storey and Tom Shorten. This is a student project at the University of Nottingham.
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via Nottingham Science.

Amazing Stories Behind 10 Historical Photos

It might be just a picture, but there is an incredible story behind it. Here are 10 historical photos that with amazing stories behind them. Which one is your favorite?

1- June 30, 1922. A policeman is measuring the distance between knee and suit at the Tidal Basin bathing beach after Col. Sherrill, Superintendent of Public Buildings and Grounds, issued an order that suits not be over six inches above the knee.

2- On 3 September 1967, the traffic in Sweden switched from driving on the left-hand side of the road to the right. Here is a picture of what happened on that day!

3- A teary-eyed Neil Armstrong shortly after walking on the moon, July 20, 1969

4- Black man drinking at white only fountain(1964)

5- An Iranian woman next to the beach (circa, 1960)

6- A man trying to sell his car after losing all in the Great stock market Crash of 1929

7- Cars are squeezed in the parking space during a bus strike in Washington, D.C. (May, 1974)

8- John Lennon signing an autograph for Mark David Chapman, who would kill him five hours after this photo was taken.

9- 1945, The Mona Lisa is returned to the Louvre from hiding after the end of WWII.

10- 1946, A 6 year old orphan from Austria named Werfel has just been given his first pair of new shoes by the American Red Cross.

via factXtract.

Earth from Space: Jordanian camp

Earth from Space is presented by Kelsea Brennan-Wessels from the ESA Web-TV virtual studios. Learn how imagery from Earth-observing satellites can assist in humanitarian operations in the one-hundred-sixth edition.

See also to download the image.

via ESA.