• Recycleable toilet paper—not as gross as it sounds, actually (particularly when the alternative is mass deforestation).

• Bad news for...humanity: We judge our leaders on how they look, not on how well they lead.

• Jailbreak! When an octopus executes the great escape.

• Ever wonder who's driving your subway train? It could very well be a computer.

• And hey, herbs are science: The pot revolution hits Japan.