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- Gujarat pollution board gets a makeover in efficiency 33
- Health ministry sets timeframe for keeping animals treated with antibiotics out of food chain
- Auroville’s alternative galaxy 2
- Illegal GM cotton spreads across India
- Mining effect: Aravalli gets new lakes
- In celebration of biodiversity 5
- On the right track: railway to develop facilities for physically challenged passengers
- My god v your resource 1
- 28 years of Earth’s surface changes on Google
- Poison in disguise 2
- Environment ministry wants to restore night traffic through Bandipur tiger reserve 52
- A green facade 44
- Diesel: when bad policy makes for toxic hell 38
- Gujarat pollution board gets a makeover in efficiency 33
- What’s good insulation? 30
- How vulnerable are India's nuclear power plants to disaster 28
- Grand distraction called river interlinking 28
- Eat at your own risk 27
- Green energy takes toll on green cover 26
- Temporary solution, permanent jam 25
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Science & Technology
Gas magnets
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Issue Date: Oct 31, 2009
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A giant unseen force billows out in all directions. It draws cars and buildings. The sci-fi explanation is it is a transparent, magnetic gas. Research corroborates this: cold gases can turn into magnets. An infrared laser beam was fired at a supercooled cloud of lithium atoms. The cloud grew bigger, then shrunk. When the atoms were released they expanded fast—properties of a magnetic material
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