These people don’t know each other. And they’re not models or actors.

They’re strangers, brought together for the “Touching Strangers” project — a photo experiment from Richard Renaldi, who’s traveled around the country and asked strangers to touch each other with the familiarity of a friend or family member.

See more photos.

Every day for 27 years, Karl Baden has captured his self-portrait against the same background, beneath the same lighting, wearing the same expression. The only thing that’s changed is time itself.
Learn more about the “king of the selfies” here.

Every day for 27 years, Karl Baden has captured his self-portrait against the same background, beneath the same lighting, wearing the same expression. The only thing that’s changed is time itself.

Learn more about the “king of the selfies” here.

Wow. (via Wired)
A look at the Orion nebula’s center, a cloud of gas and dust known as M42.
Adam Block/Mount Lemmon SkyCenter/University of Arizona

Wow. (via Wired)

A look at the Orion nebula’s center, a cloud of gas and dust known as M42.

Adam Block/Mount Lemmon SkyCenter/University of Arizona

Inspired by Jack Kerouac’s “On the Road,” folks songs of Bob Dylan and the evolving American landscape in the 1970s, photographers captured the great open road from the car window.

More photos here.

A folk artist breathes fire Sunday at Margalla Festival 2013, a celebration of national heritage and culture, in Islamabad, Pakistan. Photo by Aamir Qureshi/AFP/Getty Images.

A folk artist breathes fire Sunday at Margalla Festival 2013, a celebration of national heritage and culture, in Islamabad, Pakistan. Photo by Aamir Qureshi/AFP/Getty Images.

Well. This is is one way to become invisible.
Students of the Stuttgart State Academy of Art and Design paint Liu Bolin, also known as “The Invisible Man” in Ludwigsburg, Germany.
Photo by Bernd Weissbrod/AFP/Getty Images

Well. This is is one way to become invisible.

Students of the Stuttgart State Academy of Art and Design paint Liu Bolin, also known as “The Invisible Man” in Ludwigsburg, Germany.

Photo by Bernd Weissbrod/AFP/Getty Images

A skater performs a trick at the South Bank skatepark in London. Plans are underway to refurbish the complex, which would be replaced with new arts venues and retail outlets. The skatepark, hailed as the birthplace of British skateboarding, is to be moved to a nearby area, which has angered the skateboarding community.
Photo by Dan Kitwood/Getty Images.

A skater performs a trick at the South Bank skatepark in London. Plans are underway to refurbish the complex, which would be replaced with new arts venues and retail outlets. The skatepark, hailed as the birthplace of British skateboarding, is to be moved to a nearby area, which has angered the skateboarding community.

Photo by Dan Kitwood/Getty Images.

Reporter Mike Fritz snapped this photo of NewsHour correspondent Paul Solman speeding past Batman.

Reporter Mike Fritz snapped this photo of NewsHour correspondent Paul Solman speeding past Batman.

The first dance. Photo by Patrick Record.
Barack and Michelle. Photo by Patrick Record.