(NOTE: This talk was given in 2011, and this field of science has developed quickly since then. Read "Criticisms & updates" below for more details.) Surgeon Anthony Atala demonstrates an early-stage experiment that could someday solve...

It's all to celebrate the release of the 'Save Vanishing Species' stamp.

A keynote tutorial that covers the clinical anatomy of the forearm flexor muscles and carpal tunnel.

The United States Postal Service is the preferred method for shipping drugs across international borders. But why and how did the USPS become the #1 way to ship drugs? Cheddar explains...

A rare US postage stamp from 1868 sold at auction for a record-breaking amount.

Constance Baker Motley was the first African American woman to argue a case before the U.S. Supreme Court.

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The designing, printing and sorting of postage stamps

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CLEAN: Exterior shots of letter boxes, various shots of a British post office and signs on 16th February 2022 in London, England, United Kingdom

Title card : "Paying the Bonus" over black, then superimposed of women at table stacking papers / MS EXT Veterans Administration with cars parked out front / CU plaque that reads "Veterans Administration" / MS roomful of female and male...

Title: "Post Office Issues…First U.S. Religious Stamp" superimposed over stamp with the Statue of Liberty and the words "In God We Trust" / large replica of stamp handing in curtain with American flag next to it in front of flag are from...

Title superimposed on a commemorative poster: "New [three cent] stamp - Atoms-for-Peace issue ready for public" / A large, seated group of men listening to Pres. Dwight Eisenhower's remarks / A view of the president down the center aisle...

Title superimposed on Eastman's birthplace: "Father of Modern Photography - Pay Homage to George Eastman" / Two men place a very large wreath on Eastman's grave: a circular stone set on concentric circles with a bas relief of an art deco...

Two men throw sacks of mail in a pile while postal workers sort and stamp mail.

Title: "Coliseum - New York Opens Biggest Exhibition Hall" superimposed over New York City skyline / aerials of New York's Coliseum office tower and convention center / moving long lines of visitors to new building / interior with...

CLEAN: Exterior shots of a British post office and signs, shot through the window of a staff memeber serving a customer, anonymous person weighing letters and postman collects letters for delivery on 16th February 2022 in London,...

Title: "Farouk's Treasures Go--In 'Auction of the Century'" superimposed over table of auction items / Exterior Koubbeh Palace / Egyptian President and Premier Mohammed Naguib walks up exterior stairs with military officers / high angle...

Title superimposed on the White House and barren branches: "Holiday call ... Three Visitors to the White House" / Three small children in winter attire walk towards the West Wing; 5yo Terry Thompson, a boy with a too-large overcoat;...

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