Color-Changing Markers Let You Know When a Hot Drink Has Safely Cooled

The markers used by baristas at coffee shops to label cups might soon be useful for more than just identifying your drink. Inspired by the experience of burning your tongue on overly hot coffee, the Ink N Drink markers contain heat-sensitive ink that lets you know which drink is yours, and if it's safe to sip yet. » 5/13/14 9:20am 5/13/14 9:20am

An Indestructible Marker Keeps You Vandalizing Through the Apocalypse

Just because the world as we know it has come to an end doesn't mean that people won't want to read an amusing limerick written on a bathroom stall. And for just $8, this Pocket Shark Tactical Marker is guaranteed to survive almost anything—from a Mad Max-style dystopia, to even a zombie uprising. Let's see your… » 10/25/13 4:20pm 10/25/13 4:20pm