Business Turn drone footage into 3D terrain models, which you can 3D print Cory Doctorow

animals Crow repeatedly sleds down a roof using a plastic lid Popkin

Science A satellite has been jamming GPS over Europe Ellsworth Toohey

Blingphone brand Vertu folded years ago, but now has a folding phone Rob Beschizza

16 bytes of code generate this video and the music in it Rob Beschizza

Science Why a ball in a box vanishes as you add more dimensions Ellsworth Toohey

Science Chimps love crystals and won't give them back Ellsworth Toohey

london Westminster Bridge's Victorian lampposts cast shadows you won't forget Popkin

politics "Stupidity on steroids" — three U.S. states want your 3D printer to snitch on what you print Ellsworth Toohey

puzzles Four students solved a geometry puzzle by pretending squares were resistors Ellsworth Toohey

it's aliens How subtraction, not addition, may have been the secret to Egypt's pyramids Jason Weisberger

politics New York bill would require kill switches on all 3D printers Mark Frauenfelder

Science Two twisty doughnut shapes solve a 150-year-old geometry puzzle Ellsworth Toohey

wikipedia The staircase paradox proves you can't always trust your limits Ellsworth Toohey

History Vermont's tilted "witch windows" were supposedly designed to stop witches Ellsworth Toohey

math Half a century of math mystery finally meets Baek Jin-eon Jason Weisberger

Technology Researchers create AI for infinite soulless 3D worlds Ellsworth Toohey

Games Minecraft but the world is spherical Rob Beschizza

gadgets Who can afford Asus' 30th Anniversary Edition 5090 graphics card? Rob Beschizza

education This delightful pond puzzle asks you to solve a geometric problem with moral undertones Ellsworth Toohey