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In the September 11 Issue:

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	Computers Education Food Science Numbers Nutrition Technology

Top Stories | September 4

New help for greasy works of art
NMR technique identifies oil stains, guiding art conservation efforts.
Deep-sea oil plume goes missing
Controversy arises over whether bacteria have completely gobbled oil up.
Going viral takes a posse, not an army
Quality of followers, not quantity, determines which tweets will fly
The people’s pulsar
Thousands of volunteers help discover a neutron star by donating the processing power in their idle home computers.
Science & the Public: Tar sands 'fingerprint' seen in rivers and snow
A new study refutes a government claim (one echoed by industry) that the gonzo-scale extraction of tar sands in western Canada — and their processing into crude oil — does not substantially pollute the environment.

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Science & the Public: Tar sands 'fingerprint' seen in rivers and snow

A new study refutes a government claim (one echoed by industry) that the gonzo-scale extraction of tar sands in western Canada — and their processing into crude oil — does not substantially pollute the environment.

Deleted Scenes: Wheat genome announcement turns out to be small beer

The DNA sequence released by U.K. team still requires assembly.

Science & the Public: Dairy foods may cut heart attack risk

The reputations of milk, cheese and many other dairy products have taken a bit of a hit in recent years for their constituting a major dietary source of saturated fats — a risk factor for cardiovascular disease. How ironic, then, that a Swedish study now correlates intake of dairy fats with a reduced risk of heart attacks.

Deleted Scenes: Math medallions awarded

Winners’ work has larger implications for physical systems

Deleted Scenes: Protecting innocent — and not so innocent — bystanders

Technique removes pedestrians from Google Street View images

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8|28 Issue Links

Receipts a large — and largely ignored — source of BPA

A host of small studies raises a big alarm about exposure to a hormone-mimicking chemical.

World of proteincraft

Players compete to solve scientific puzzles in an online computer game.

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