The Quincunx: Gaussian Distribution Java Applet
Population vs Sampling Statistics spreadsheet
The story of Fritz Haber
Killer Smog of 1952 (London)
Bhopal's Toxic Legacy Lingers Two Decades Later
Remembering the Bhopal Tragedy on a Small Scale
After 20 Years, Effects of Bhopal Tragedy Linger
"God Bless my SUV" song
Water Quality - Retention Ponds
Water Quality - Toilet to Tap 2
Water Quality - Toilet to Tap 1
The first replicators? RNA research at Scripps

Videos
Vienna Wastewater Treatment (once it is open, click on the "English" link and choose the "In Vienna Everything is Clear!" movie - 17.5 minutes)

Animations
Four-Cycle Engine
Two-Cycle Engine or alternative
Diesel Engine