Paul Riedl

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Watch A Robot 3-D Print With Metal

Autodesk teamed up with designer Joris Laarman to create the system.<p>Metal, despite being one of the most ubiquitous building materials, isn't something we see in 3-D printing too often. (Seriously: we've got pizza before small-scale, consumer steel printing.) But software company Autodesk, working …

Men forget more than women do, says study

Nine out of 10 men have problems with remembering names and dates, according to new study on gender differences in memory.<p>If your husband is …

Algebra-cadabra! Here's a classic magic trick, and the mathematical secret behind it

You only need a cursory familiarity with the work of magicians like Derren Brown and David Blaine to realise that at the heart of many illusions lies a piece of rock-solid mathematics.<p>Sometimes tricks require fooling people with probability, as Brown expertly did in The System, his classic show …

Deep freeze: how scientists are resurrecting magnet technology to cool refrigerators

Thanks to recent breakthroughs, the insides of our refrigerators could work very differently in the coming years. Scientists at GE are perfecting a method of transferring heat that uses magnets to achieve temperatures cold enough to freeze water.<p>The method is based off the magnetocaloric effect, …

Fermilab's Neutrino Detector Sees Its First Particles

The entire experiment is 500 miles long, stretching from northern Illinois nearly to Canada.<p>They've traveled 500 miles underground, passing through soil and rock as easily as Casper the Friendly Ghost glides through walls. They've gone straight through the Earth, reaching their destination without …

Running Zork in DOS on Chrome while offline? Yup, you can do that

Each week we recommend either a Chrome(s goog) app or extension on our Chrome Show podcast and this week harkens back to well before Chrome. And long …