John Metcalfe

Walt Disney Tagged This Door, and Other Early American Graffiti

The National Trust for Historic Preservation has assembled a fantastic collection of art and tagging, including a face from 1777 drawn in a British soldier's blood.

Vogmask

China Keeps It Classy With Designer Smog-Filtration Masks

What pairs best with the Asian brown cloud? Try the "Vogmask."

Science Gallery

People Are Making 'Human Cheese' Using Belly-Button Bacteria

It's true, and it's utterly disgusting.

Reuters

Batkid Cost San Francisco $105,000, Says Paper

It turns out making a cancer survivor's dreams come true isn't cheap.

A Military-Grade Wheelchair That Could Scale Mountains

The Austrian-made "Ziesel" has tank treads and plows through snow like a nitro-fueled riding mower.

Reuters

Philippines Typhoons Disproportionately Kill Baby Girls

Young girls have a higher risk than boys of perishing in the months and years after a typhoon, say researchers.

HIV Is Still Very Concentrated in America's Cities

Ninety-two percent of new diagnoses occur in just a quarter of U.S. counties, and most of them are urban.

Chris Walker

A Bewitching Look at Migration Patterns Among American States

Who would've thought that the state New Yorkers move to the most is Florida?

Pedal Power

Generate Your Own Electricity by Pedaling This Bicycle Desk

For people who can't stop cycling.

A Gloomy English City Builds an Artificial Sun

It's a faithful, NASA-guided model of our solar system's burning star (just 100 million times smaller).

Did That Fire Hydrant Just Check Me Out?

These trippy urban GIFs give new meaning to the phrase "living, breathing city."

An Eerily Beautiful Phone Booth Filled to the Brim With Goldfish

Good luck trying to place a call in this booth-cum-aquarium.

The Cricket / Indiegogo

This Alarm Calls Your Phone if Somebody Touches Your Bike

The Bluetooth device also sends alerts to other people near the presumed bicycle thief.

UMD/Google/et al.

The World Has Lost an Unbelievable Amount of Forest Since 1999

New high-resolution maps show that we've gobbled up green space more than twice the size of Texas.

Nick Fisher / Flickr

Take a Beautiful Tour of All the Public Art in the Bay Area

After learning the official records were incomplete, a citizen mapper started building a gorgeous guide to the megacity's street art.

A Super-Tall Tricycle Is Making Its Way Around Vietnam

Best not think about the logistical issues of pedaling it.

A Cheap Conversion Kit to Turn Your Car Into a Ferrari

There's just one catch....

Shutterstock.com

Oh F---! Here's Where People Around the World Are Cursing

A fun new map shows that America rules supreme when it comes to Twitter profanity.

Mat Kladney

A Wonderfully Simplified Map of San Francisco's Bicycle Infrastructure

The city finally has an easy-to-read bicycling map, thanks to the vision of a die-hard local cyclist.