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Alternative energy: The "wave" of the future?

The crux of the global warming crisis is how to reduce energy-related carbon dioxide emissions while keeping the lights on. A new In-Depth Report by ScientificAmerican.com takes a look at future technologies that might help...

October 21, 2008 — Jordan Lite

The E-mail from hell: Had fun last night, may have given you an STD

If the Web is such an effective dating vehicle, why not also use it to alert the participants of the consequences of hookups gone bad? That's the idea behind inSPOT, which uses short and not so sweet electronic postcards to quickly spread, so to speak, the news that a partner has a sexually transmitted disease (STD)...

October 20, 2008 — Larry Greenemeier

Study clears acrylamide of gastrointestinal cancer link

Lovers of foods cooked at high temps will be happy to know that a new study indicates a chemical called acrylamide, which forms in French fries, chips, cereals, coffee, cakes and other palate-pleasers, apparently does not raise the risk of gastrointestinal cancer...

October 20, 2008 — Lisa Stein

Spinal cord stem-cell trial could start soon, report says

A clinical trial that would test the use of embryonic stem cells to treat spinal cord injury could begin within three months. The Scientist is reporting that the Food and Drug Administration (FDA) may lift its hold on a trial sponsored by California biotech Geron Corp...

October 20, 2008 — Jordan Lite

Could a mild flu pandemic prevent a more deadly one?

A mild first wave of flu pandemic could reduce deaths from a future outbreak of more severe infection, a new analysis suggests.

A review of the effects of the 1918 flu pandemic on American soldiers and British sailors and civilians found that people who were infected during the first, milder spring and summer wave had a 35 percent to 94 percent lower risk of catching the more severe strain than those who weren't infected earlier...

October 20, 2008 — Jordan Lite

Presidential health: "Need to know" is subjective

How much do voters need to know about a presidential candidate's health, and what information should politicians be obligated to share?

The New York Times takes an in-depth look at those questions today, concluding that candidates are sharing less medical information now than in some recent elections, despite candidates' previous health concerns...

October 20, 2008 — Jordan Lite

Queen Latifah, science geek? That's the buzz

Here at Scientific American , we’re quite proud of our 163-year history. We especially like to point out that nearly 140 Nobel Prize winners have written for us – including three of those who won last week...

October 17, 2008 — Jordan Lite

If I could turn back time, I'd buy Einstein's watch

Is a wristwatch worth more than half a million dollars? If it belonged to Albert Einstein, the answer isn't relative.

An anonymous bidder has coughed up $596,000 for a gold wristwatch worn by the physicist whose special theory of relativity proposed that time slows down or speeds up depending on how fast things are moving...

October 17, 2008 — Jordan Lite

Rein in lead, EPA tells states

For the first time in 30 years, the U.S. Environmental Protection Agency has tightened limits on lead emissions, a move that will require states to crack down on polluters that spew more than 1,300 tons of the metal annually...

October 17, 2008 — Jordan Lite

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