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This Tiny Metal Pill Is the Smallest Pacemaker Ever Implanted

The world is one step closer to a future where tiny ship-like vessels travel through our veins and fix our health problems. Recently, doctors across the United States implanted the world's smallest pacemaker into cardiac patients. The device is roughly the size of a large vitamin and is attached directly to the heart… » 5/05/14 2:06pm 5/05/14 2:06pm

NASA sees mysterious heart in the darkness of space

The Chandra X-Ray Observatory has captured this Heart in the Darkness, for all of you astronomers in love out there, "a heart-shaped cloud of 8 million-degree Celsius gas in the central region of the star cluster NGC 346. NASA says that the "the nature of the heart in the darkness will remain mysterious" until they… » 2/14/14 11:40am 2/14/14 11:40am

These Are the First Ever Images of a Heart Injected With Liquid Metal

It may surprise you that, despite our seemingly vast knowledge of the human body, we're still decently in the dark when it comes to the smaller portions of the cardiovascular system. Even more surprising, the answer to that problem isn't lying in more powerful microscopes. It's in a heart pumping pure, shiny liquid… » 12/06/13 4:40pm 12/06/13 4:40pm

How Long Does Your Heart Have to Stop For Before You Can't Be Treated?

The question of how long someone's heart would have to be stopped for before you can safely say that regardless of what you do, you're not going to be able to revive them is avery tricky question. It's not as simple as saying after 10 or even 20 minutes there's no hope. For instance, there are countless people who… » 11/04/13 6:20am 11/04/13 6:20am

A Government Program Wanted to Make the Perfect Artificial Heart—With…

The idea of putting a decaying radioactive isotope inside your chest might make you a little uneasy—and rightly so. But in 1967, the National Heart Institute and the Atomic Energy Agency set out to make it happen in the form of a plutonium-238-powered atomic heart. Think Tony Stark with nuclear waste in his chest. » 3/22/13 2:00pm 3/22/13 2:00pm

This Complex 3D Heart Simulator Can Run on Just a Laptop

Supercomputers let us simulate everything from the weather, to a chess match against a master, to how the human body operates. But researchers at Japan's National Cerebral and Cardiovascular Center have created a detailed 3D simulation of a beating human heart that can run on a laptop, allowing even small hospitals… » 11/05/12 10:00am 11/05/12 10:00am

The Amazing Story About a Woman Who Needed to Be Upside Down to Stay…

Discover Magazine has an amazing story about how a woman needed to be carried upside down in order to stay alive. It sounds crazy but it's real. The reason she had to be held upside down was because her pacemaker had become disconnected from her heart and holding her upside down led the pacemaker to be reconnected. » 9/02/12 1:00pm 9/02/12 1:00pm