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Crying Women Turn Men Off

Women may have a more subtle way of telling men “no” than anyone imagined. Chemical cues in their tears signal that they are not interested in romantic ac

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Use It Better: The Best Customer-Review Sites

You can substantially improve your chances of spending your money wisely if you consult your fellow customers first--by checking into a crowdsourced review site like TripAdvisor (vacation spots and hotels), Yelp (restaurants), IMDB or RottenTomatoes (movies), Edmunds (cars), Angie's List (contractors), Amazon (books) and so on.

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Future Cars Could Count Miles per Heartbeat

Automakers are looking to integrate wireless medical monitoring technologies into their in-car networks so drivers can keep tabs on their health while on the go. Katherine Harmon reports. Getting stuck in traffic might be enough to raise anyone's blood pressure

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Massive Ocean Eddies Stir Up Life around Deep-Sea Vents

Giant swirling masses of seawater known as mesoscale eddies roam the world's oceans. Whipped up by surface winds and girded by the Coriolis effect (produced by Earth's rotation), eddies may grow to several hundred kilometers in diameter and are known to transport heat, chemicals and biology throughout the oceans' shallower depths. A new study published April 29 in Science suggests that eddies may have a deeper reach than previously thought, helping to shape some of the most remote ecosystems on Earth--deep-sea hydrothermal vents.

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Can Tornado Prediction Be Improved?

The tornado that leveled much of Joplin, Mo., Sunday evening gave little warning. Although a watch had been in effect for a broader region for much of the day, some locals had as few as 20 minutes' notice that a tornado that would ultimately span as much as three-quarters of a mile was about to touch down on top of them

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Secret To Stopping Spam: Follow the Money

Spam comprises upwards of 80 percent of incoming e-mail , despite monumental efforts by help desks and security software companies to defeat it. The reason spam volumes continue to grow is that such efforts are often misplaced and fail to hit spammers where it hurts. Instead of trying to shut down the hydra-like tangle of Web servers that route spam to our inboxes, a much more focused attack should be made to disable payment for the goods (Viagra pills, Bosley hair loss treatment, Space Bag storage, etc.) that spam is used to advertise, according to a team of researchers presenting their findings Tuesday at IEEE Symposium on Security and Privacy in Oakland, Calif.

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Compound Offers Pain Relief without the Complications

By Philip Ball of Nature magazine Chemists have succeeded in synthesizing a natural compound that shows promise as a painkiller--and might not cause the side effects that bedevil analgesics currently used to treat acute and chronic conditions. Conolidine is found in the bark of the tropical flowering shrub Tabernaemontana divaricata , commonly called the pinwheel flower. [More]

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Devils’ Advocates: Catching a Slice of Tasmanian Devil Life [Slide Show]

Tasmanian devils are losing a hellish battle: A contagious cancer--called devil facial tumor disease--is spreading across their island home, their last bastion of safety from human encroachment. Populations of this carnivorous marsupial have declined in parts of Tasmania by as much as 95 percent, and the species is now officially endangered

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Physics and the Immortality of the Soul

The topic of "life after death" raises disreputable connotations of past-life regression and haunted houses, but there are a large number of people in the world who believe in some form of persistence of the individual soul after life ends. Clearly this is an important question, one of the most important ones we can possibly think of in terms of relevance to human life. If science has something to say about, we should all be interested in hearing

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