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Math

The Math Hatter and More

Looking for a cool gift for someone mathematically inclined? An unusual, conversation-generating token of appreciation? The World Wide Web offers a number of intriguing possibilities–if you know where to stop and shop. Metro cars in action. Smart Mouth letter dispenser. Original Stonehenge watch. A little ad in a mathematics newsletter recently alerted me to the […]

Math

The Math Hatter and More

Looking for a cool gift for someone mathematically inclined? An unusual, conversation-generating token of appreciation? The World Wide Web offers a number of intriguing possibilities–if you know where to stop and shop. Metro cars in action. Smart Mouth letter dispenser. Original Stonehenge watch. A little ad in a mathematics newsletter recently alerted me to the […]

Tech

Fly lends an ear to microphone design

The unique way some flies localize sound has inspired engineers to design tiny directional microphones for hearing aids and surveillance devices.