Is Punishment or Reward More Effective?

http://www.youtube.com/watch?v=1tSqSMOyNFE

Excellent material for raising your kids

http://oliveremberton.com/2014/life-is-a-game-this-is-your-strategy-guide/#null

Food expiration dates mean absolutely nothing

http://www.salon.com/2013/09/19/food_expiration_dates_mean_absolutely_nothing/

New Evidence for Ancient Ocean on Mars

http://www.astrobio.net/exclusive/6007/new-evidence-for-ancient-ocean-on-mars

Brief van Bill Gates, must read als bewoner van aarde en lid van menselijk ras!

http://annualletter.gatesfoundation.org/#section=myth-one

million year old footsteps

http://phys.org/news/2014-02-scientists-year-old-footprints-uk.html#jCp

Will This Go Faster Than Light?

Will This Go Faster Than Light? http://earthsky.org/space/video-will-this-go-faster-than-light?