picks New study discovers why coffee can protect the brain, and it has to do with the kind of roast you drink Carla Sinclair

mental health Ketamine rebuilds connections between neurons lost during stress Mark Frauenfelder

Technology Curious robotic syringe-in-a-pill completes successful human trial David Pescovitz

b-side This mossy plant may be 'more medically effective than cannabis' Rusty Blazenhoff

MIT cuts ties with company promising to provide digital immortality after killing you David Pescovitz

picks Halloween Gift Guide Rob Beschizza

NASA How to decode the images on the Voyager Golden Record Ron Barry

radioactive If there's a nuclear blast, "do not use hair conditioner in your hair"! Carla Sinclair

Science Podcasts, positivism and "explainerism" Cory Doctorow

podcasts Questioning the nature of reality with cognitive scientist Donald Hoffman David McRaney

News Halt and Catch Fire: The Most Relevant Show on Television is Set in the 80s Maureen Herman

Science Hangovers aren't caused by dehydration, low blood sugar, or acetaldehyde Cory Doctorow

psychology How to willfully alter your brain’s ability to willfully alter your brain’s abilities David McRaney

Delightful Creatures Milking bullet ants to extract venom that causes the "worst pain known to man" Mark Frauenfelder

fiction The Man Who Sold The Moon Cory Doctorow

Breakfast: the most important meal of the day? Gastropod

The surprising history of hippy crack Linda Rodriguez

drug policy Why animals eat psychoactive plants Johann Hari

The best books for nerds from 2014 Ethan Gilsdorf