You've definitely used dry-erase markers to mark up a whiteboard in a classroom or at the office—they’re so ubiquitous, they’re even replicated in apps that allow you to keep a whiteboard in ...

But a dry erase marker won’t turn any heads. And this one holds its own little secret. It acts as a master key for hotel room door locks. This is really more of a repackaging hack. The exploit ...

Roughly 400 million dry-erase markers and 1.6 billion disposable pens are thrown away each year, per Zip Code East Bay. These art supplies can then fill landfills and create harmful microplastics ...