Bathing Beach costume contest, Washington, D.C., 1921.

It’s hard to believe that it was almost 100 years ago that Washington D.C. held its first bathing beach costume contest! On June 5th, 1921, the Washington D.C. Recreation Department held their very first bathing beach costume contest at the Tidal Basin. Hundreds of people came out to witness the spectacle as women of all ages and sizes dressed up in their best bathing beach costumes. From the simple to the outrageous, the costumes ranged from traditional sailor outfits to full-on mermaid ensembles. After a long day of judging, the winners were awarded with prizes and certificates of achievement. It … Bathing Beach costume contest, Washington, D.C., 1921. részletei…

Theoretical physicists, Albert Einstein and Hendrik Lorentz in Leiden, 1921.

On April 21, 1921, two of the most influential theoretical physicists of the 20th century, Albert Einstein and Hendrik Lorentz, gathered in Leiden, the Netherlands, for a historic meeting. This marked the first of two meetings that took place in Leiden, with the second taking place just a year later in 1922. During their time in Leiden, these two giants of physics discussed their various theories and research, with a particular focus on Einstein’s Theory of Relativity and Lorentz’s work on the Electromagnetic Field Theory. It was these conversations that ultimately led Einstein to make some of his most important … Theoretical physicists, Albert Einstein and Hendrik Lorentz in Leiden, 1921. részletei…