Is time real, or is change just a kind of optical illusion resting on a deeper unchanging reality?
As finite creatures, with death hovering just out of our sight, the true nature of time haunts all our endeavors. Tomorrow, physicist Brian Greene tackles time's illusion in his Fabric of Reality PBS series. Science, however, is just one way we ask about the reality of time.
Swear jars are designed to help you put the brakes on your potty mouth - every time you say a bad word, you put a quarter in, and I guess you throw yourself a profanity-free party with the results. The Twitter equivalent is Digital SwearJar, which scours your Twitter feed for cussing; users pledge to send a set amount per outburst to a charity that helps people affected by the famine in East Africa. So if you're an actor in a David Mamet film, you're golden
I remember when Lucky Charms cereal added purple horseshoes to their menagerie of marshmallowy shapes, which speaks to either my vivid long-term memory or my sheltered upbringing.
Anyway, I mention this because inventor Tom Lombardi has developed a Lucky Charms Sifter to weed out those crunchy pieces and leave you with a bowl of nothing but sweet, sweet charms. It's one of the many nifty little devices people are developing using 3D printers these days, a few of which don't involve cereal