The Daily Twenty #29

Start your new week with learning something from these 20 interesting materials.

COMPUTER SCIENCE - David J. Malan on Ajax
BUSINESS - David Bornstein on social entrepreneurship
ECONOMICS - Chris Anderson on moving to an age of abundance
LITERATURE - Giuseppe Mazzotta on Dante
SOCIAL SCIENCE - Bill Gurstelle on why taking risks is vital to our health

SCIENCE - Justin Gallivan on hacking bacteria
POLITICS - John Fetterman on reviving Braddock
MEDIA - Wadah Khanfar on a historic moment in the Arab world
LAW - Diane J. Savino on the case for same-sex marriage
HISTORY - Peter Ward on Earth's mass extinctions

HEALTH&MEDICINE - Stefan Heller on deafness
ENVIRONMENT -Susan Casey on in awe of waves
ENGINEERING - Massoud Amin on a smart grid
EDUCATION - Kiran Bir Sethi on teaching kids to take charge
ART&DESIGN - Heather Fleming on design for good

MUSIC - Learn How to Play the Bagpipes
SPORT - Snowboarding Trick Tips: 180 Basics
SOCIAL SKILLS - Drew Dudley on everyday leadership
HANDICRAFT - How To Sharpen a Knife
LANGUAGES - Learn German - Lesson 1