/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/twain_sized.jpg)
This silent film footage was taken in 1909 by Thomas Edison at Mark Twain's estate
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/bd/61/bd616b2e-5802-4540-9461-cfc9593c732f/changingusa_thumb.gif)
In one click, the drifting lines and changing colors take you through 170 years of history.
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/20120803061006jesseowens.jpg)
In 1936 Jesse Owens won four gold medals at the Berlin Olympics, throwing the idea of Aryan supremacy back into Hitler's face
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/20120801031006dino-snores.jpg)
London's Natural History Museum is challenging adults to channel their inner child in an upcoming grown ups-only slumber party
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/2012080112400808_01_2012_olden-olympics.jpg)
Clendenin's photos evoke the feeling that for all the changes seen by the modern Olympic games, the athletes themselves could be transposed across time
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/2012073010500407_30_2012_queen-elizabeth-larping1.jpg)
From the ancient Romans to the Tudor Queen, everyone likes dressing up and pretending to be something else
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/2012073010100607_30_2012_australia-cave-art.jpg)
Underneath a rock slab which rests on dozens of narrow stilts researchers have found the world's oldest stone axe, and a vast collection of painted artwork
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/20120729051005subway.jpg)
A few highlights of death on New York City's subways over the years
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/20120725111006safe.jpg)
No one knows exactly what's hidden in a giant warehouse in Sweden, but everyone agrees that it's really, really valuable
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/20120724042007googel-doodle.jpg)
A few highlights of coverage celebrating Amelia Earhart's 115th birthday
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/20120724113007decary.jpg)
July 24th marks double jackpot for the intrepid explorers of years past as well for as fans of the latest photographic trend, "ruin porn."
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/2012071910500507_19_2012_nuclear-test.jpg){kind=spacer}
In 1957, five Air Force officers volunteered (and one cameraman was voluntold) to stand directly below a mid-air detonation of a 2-kiloton nuclear warhead
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/6c/ae/6cae9a69-7d3a-4617-89b6-716a180aa516/8041853745_274f061523_o.jpg)
Nazis are known for their heinous wartime crimes and tactics. Now, exploding chocolate can be added to that list, as revealed by a 60-year-old letter
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/20120718075006coffee_stepheye.jpg)
An advertisement issued by some brilliant London entrepreneurs may well be the first coffee ad ever
Page 288 of 290
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/astronautul-buzz-aldrin-luna-hero.jpg)
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/2012072010200307_20_2012_flash_bulb.jpg)
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/2012071910100507_19_2012_austrian-bra.jpg)
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/20120718103007brain_david-wallace.jpg)
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/2012071212000707_12_2012_history-pants.jpg)
/https://tf-cmsv2-smithsonianmag-media.s3.amazonaws.com/filer/20120711020009coal_bobcatnorth.jpg)