dogs Researchers use biomimicry to enhance particle detection 16-fold by sniffing like dogs Andrew Yi

Google Earth New series explores Earth's interesting places visible from space Andrea James

Science Microwaving grapes not just a party trick Gail Sherman

Technology Here's the 400th issue of my weekly tips newsletter, Recomendo Mark Frauenfelder

Adam Savage Can a penny dropped from the Empire State Building really kill you? Gareth Branwyn

Science The world's greatest accidental murderer Devin Nealy

DDWFTTW UCLA physics professor loses $10k bet about downwind kart Mark Frauenfelder

optical illusions More on the Ames window illusion Gareth Branwyn

racing These engineers are pushing solar racecars to new levels Andrea James

astronomy Are asteroid impacts preventable? Andrea James

math The astonishing math behind Penrose tilings Andrea James

explainer Luck plays a bigger role in success than many would acknowledge Andrea James

Environment How much dust is really dead skin? An investigation Andrea James

explainer videos How aerogel is made and why it's so cool Mark Frauenfelder

Science Here's what the world would look like if we could see the invisible forces around us Caroline Siede

Survival tips Survival tip: How to make a sandwich bag fire starter Caroline Siede

World's Heaviest Weight The world's heaviest weight Caroline Siede

Kids The genetics of photosensitive sneezing, explained Andrea James

physics This maglev quadcopter hints at transportation's future Andrea James