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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.

Key concepts Cardiovascular system [More]

We take it for granted that our hair dryers won't send us to the emergency room and our toothbrushes won't make us go numb. Unfortunately, the same can't be said about sex toys.

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

Fantastically detailed, visually arresting photographs of Andromeda, a spiral galaxy that lies 2.5 million light-years from Earth, have been available for years.

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.

INQ just revealed that its so-called Facebookphone is getting a location-based services layer supplied through Foursquare , with the check-in game deeply embedded in the OS. This move adds all sorts of additional powers to the phone without requiring running an app, and it's a real coup for Foursquare.

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

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.

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]

A little over a decade ago astronomers discovered something astonishing. They were looking at exploding stars in the distant universe, and they noticed that not only is the universe expanding from its big bang origin, but its expansion is actually speeding up

Whether it's for streaming Netflix or sharing files, we're gobbling up more and more data--and we want it faster. But even shooting data with lasers over fiber-optic cables has its limits.

Which topic are science journalists most likely to talk about when they get together? A) The epistemological issues raised by multiverse theories; B) The revival of social Darwinist ideas in Tea Party rhetoric; C) The relevance of experiments on sea slug brains to the debate over free will; D) Statistical evidence linking global warming to this spring's tornado outbreak; or E) None of the above

Can laughs make the sale? Plus, the new deal-site ecosystem, loving the Like button, and the rest of the day's news for entrepreneurs. Each day, Inc.'s reporters scour the Web for the most important and interesting news to entrepreneurs

A Hard Look at Last Week's "Objective Attractiveness" Analysis in Psychology Today If what I say is wrong (because it is illogical or lacks credible scientific evidence), then it is my problem.