accident The story of the Nutty Putty cave will haunt you Gail Sherman

caves The satisfaction of dropping a rock down the deepest pit in America and hearing it hit the bottom (video) David Pescovitz

mysteries Video finally reveals what's at the bottom of Yemen's Well of Hell David Pescovitz

Kids Explore the world's largest cave, including 360-degree video Andrea James

video Travel through a breathtaking ice cave in Iceland Andrea James

books Why we love to Choose Our Own Adventure Rob Beschizza

movies Creepy documentary and feature film pairings for Halloween David Pescovitz

Boing Boing Gadgets Light the way with 30% off this blistering headlamp Boing Boing's Shop

Boing Boing Gadgets This triple headlamp can beam over 800 yards Boing Boing's Shop

Boing Boing Gadgets This 180 degree headlamp is a game changer for night hiking Boing Boing's Shop

Business Why I won't buy an Ipad: ten years later Cory Doctorow

Boing Boing Gadgets This 180 degree headlamp is a game changer for night hiking Boing Boing's Shop

History Letterlocking: the long-lost art of using paper-folding to foil snoops Cory Doctorow

Reviews Review: CleanMyPC makes for lazy computer maintenance at a reasonable price Séamus Bellamy

creepy Guy goes urban spelunking, finds fully stocked underground safe house Mark Frauenfelder

music Watch: the Navy Band surprises Zappa with "Joe's Garage" as he deplanes at SFO Cory Doctorow

weirdness Meet the strange attractors behind Dangerous Minds David Pescovitz

books Minecraft: Blockopedia – for full-on Minecraft geeks, as well as over-the-shoulder admirers Ben Marks

offworld No girl wins: three ways women unlearn their love of video games Juliet Kahn