When you think of Soviet propaganda, the images that come to mind are of hammers, sickles and severe portraits of Stalin. But, from 1929, the USSR attempted a very different form of marketing - selling the country to foreigners as a desirable tourist destination. A new exhibition looks at some of the images they created.

Originally called ‘Heracleion’ by the Greeks but named ‘Thonis’ by the ancient Egyptians, the existence of the mythical city was confirmed to be true when in 2000, Dr. Frank Goddio (an underwater archaeologist) made one of the most important discoveries of the 21st century.

The phrase "pinup girl" often conjures up images of hourglass figures and vintage fashion. But how often are the pin-ups we see actually plus-size women?

The speed of light in a vacuum stands at “exactly 299,792,458 metres per second“. The reason today we can put an exact figure on it is because the speed of light in a vacuum is a universal constant that has been measured with lasers; and when an experiment involves lasers, it’s hard to argue with the results.

There is far more to the life of Charles Manson than anyone could have imagined. Much of what has previously been believed isn't true.

Gutted by the economy, shipwrecked by nostalgia, Gen X stares down a midlife crisis. Winona Ryder can't save it.

While Allemand's death is a tragedy, her life can be remembered in notable TV clips during her time in the reality TV spotlight.

Nevada petroglyphs in Winnemucca Lake range from simple lines to complex shapes resembling plants and could date back to the first peopling of the Americas.

American National Archery Association's champion in 1930, 1931, 1932 and 1934 Russell Hoogerhyde shoots an arrow past Clyde Wentworth in a 1929 publicity picture.

A smart new book reveals precisely how and why Oliver Wendell Holmes changed his mind about the first amendment.

Madonna turns 55. Fifty-five, indeed. The Material Girl is still going stronger than ever.

Couple great shots of Elvis Presley.

A glimpse at a very important moment in US history.

Photographs of the dead in the past...

Ancient rock etchings along a dried-up lake bed in Nevada have been confirmed to be the oldest recorded petroglyphs in North America, dating back at least 10,000 years.

Scientists have recovered the oldest complete skeleton ever found from the multituberculate lineage, a group of mammals that outlived the dinosaurs - but then went extinct.

Fifty years ago, a 12-year-old boy named Dennis Komsa wrote a note, sealed it in a glass jar, and cast it into the Atlantic Ocean while he was in Seaside Heights, NJ, on vacation with his family.

On the anniversary of Hitler's and Eva Braun's suicides in the Führerbunker in April 1945, LIFE.com presents post-war photos of the bunker itself and of a devastated Berlin.

Was Einstein wrong on his definition of insanity? “Insanity", said Einstein, "is doing the same thing over and over again and expecting different results.” But in science, how sane is it to expect ...

Fat guy probably wins.