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Gadgets The fun, exciting, potentially deadly world of Tactical Pens Sean Bonner

guestblog Father & Son launch iPhone into Space Sean Bonner

politics Italy: Bad Day for Sultan Berlusconi as Millions of Women Demand He Resign Jasmina Tesanovic

Science Goodbye, and hello Lee Billings

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Culture IBM's "Watson" Jeopardy! computer: it's all about the digits Bob Harris

Science Incredible journey: Can we reach the stars without breaking the bank? Lee Billings

Copyfight Evolution Control Committee's 'All Rights Reserved': Old school mashup Andrea James

Science Bake a cake for Darwin David Ng

Science Where stars are born … Lee Billings

Culture Technology and porn: San Francisco's 1969 rise as 'Smut Capital of America' Andrea James

Technology The sound of a TV through a wall Bill Barol

Science 5 Stars worth watching Lee Billings

Art and Design Float: ultralight rubber-band-powered duration model planes Andrea James

music Playmobil Stop Motion Joy Division Sean Bonner

Art and Design Black Metal Greeting Cards Sean Bonner

Kids Toby Morse's One Life One Chance Sean Bonner

Technology Bomb-sniffing mice Bill Barol

music Make cool stuff with the new RJD2 album Sean Bonner