Ultra-thin layers of rust generate electricity from flowing water

Some geniuses at CalTech have discovered an entirely new way to generate electricity. Turns out when salt water moves across a very thin layer of iron oxide, it induces a current. This is one of those things that could change everything.

The Back Door

A young woman walked into the Starbucks where I sat last night and asked if she could borrow my phone to place a call. She didn't look that hard to catch, so I unlocked my phone and handed it to her. But I felt distinctly uncomfortable about it.

Write Every Day

Seth Godin just told me I should write every day. Turns out the devil’s in the details.