Verge-ventions: Chapstick Tablet. Ice Chicken. Bacon Marbles. Glass Windows. Bees. Holy Bowls. Brass Banana Hammock. Donkey Brick. Concrete Rubber. Childproof Gum

Stories of the day:

• Twitter files for $1 billion IPO, but still isn't profitable
• The voice of Siri is Susan Bennett, says CNN
• Brewery creates beer fermented with moon dust