Feb 9, 2010

Nerdy passwords, secure and memorable

Posted in Geek at 1:45 pm by David Bradley -- 3 Comments; add yours

 

WARNING: Do not simply use the formula of a common chemical without obfuscating it in some way. It could be dictionary cracked very easily if you do.

Coming up with a secure password that cannot be bruteforce or dictionary attacked but that is easy to remember is quite troubling. So, here’s the nerdiest approach yet.

Think of a compound, any compound, but preferably one with which you are familiar. If you’re in science, …

3 Comments; add yours

Dec 9, 2009

Thinking about electric vehicles

Posted in Geek, Science at 1:00 pm by David Bradley -- 5 Comments; add yours

 

Electric vehicles reduce noise and local air pollution, such as nitrogen oxides, particulate matter and ground-level ozone, but do they simply relocate the carbon tire-tracks to fossil-fired power stations or are there benefits on the global scale?

Fundamentally, an electric engine can achieve 85 to 90% energy conversion efficiency, which contrasts starkly with the internal combustion engine, which can achieve at most 20%, requiring the conversion of …

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Dec 7, 2009

Sciencebase blogging schedule

Posted in Geek, Science at 5:00 pm by David Bradley -- 1 Comment

 

This is the Sciencebase blogging schedule for the remainder of 2009:

Sciencebase.com Dec 8 – Science news round-up with a spectral twist

Sciencebase.com Dec 9 Electric vehicles better than hybrids?

ImagingStorm.co.uk – Dec 10 Science of sepia-toned photography

Sciencetext.com Dec 15 Cathartic emails for overworked journalists

Sciencetext.com Dec 16 Tips for Twitter brutes

Sciencebase.com Dec 17 Pre-Xmas science book reviews

SciScoop.com Dec 22 Large Hadron Collider (LHC) diatribe (anon guest post)

Sciencebase.com Dec 23 Green by design

Sciencebase.com Dec 24 Happy Solstice Event

Nothing’s fixed …

1 Comment