Helium shortage prompts scientist's balloon use warning

http://www.bbc.co.uk/news/uk-19676639

/ MRI scanner fusion medical use energy /

Screen-addicted children may have newest mental illness

http://www.smh.com.au/technology/-26s7q.html

You have been warned!

/ disorder psychiatrist psychologist therapy syndrome over-use seemingly benign technologies internet-use disorder mental disorders research recognised mental illness formally diagnosed /

New comet may be brighter than full moon by November 2013

http://dvice.com/archives/2012/09/new-comet-may-b.php

/ astronomy magnitude Sun tail horizon Kohoutek 1973 Kuiper Belt object Oort cloud /

Light in slow motion

Slow motion video of a bullet requires 1 million frames per second.

Slow motion video of light?  About a trillion frames per second ...

http://m.youtube.com/#/watch?v=SoHeWgLvlXI&desktop_uri=/watch?v=SoHeWgLvlXI

/ femto-photography femtophotograph femto photograph femto second /

Does the ICE ever directly drive the wheels of the Volt?

http://myholdenvolt.blogspot.com.au/2012/09/does-ice-ever-directly-drive-wheels-of_28.html

/ internal combustion engine EV electric vehicle battery LiIon lithium ion iron epicyclic planetary gearbox clutches ring gear traction motor generator torque Tesla Roadster prototypes two speed increase increased Pamela Fletcher Chief Engineer GM General Motors /

Makerbot Replicator 2 • desktop 3D printer (video)

http://the-gadgeteer.com/2012/09/28/makerbot-replicator-2/

/ spool filament /

Snack-slinging robot restores faith in Yankee ingenuity • The Popinator: binaural popcorn delivery system of the gods (video)

http://www.theregister.co.uk/2012/09/29/popinator/