links from reddit

Nearly 75% of US households forbid smoking, up from 43% ten years ago
3 points | 0 comments

reCAPTCHA: A new way to fight spam - it also helps to digitize old books
647 points | 105 comments

Your power supply is only 60â€"70% efficient. Google's are 90% efficient, which cuts energy loss by a factor of four, and they want you to have the same technology.
433 points | 49 comments

Airline with $10 one-way fares debuts in the US. The catch? $5 to check a bag, $8 blankets, $15 pillows, $5 beers, $10 to jump the line...
85 points | 24 comments

FDA decides to keep lifetime blood donation ban for gay men
18 points | 4 comments