science
This Amazing Flexible Heart Cover Could Replace Pacemakers for Good

This amazing 3D piece of silicone dotted with electronics looks like something out of the future—because it is. In fact, this potential pacemaker replacement fits over the human heart and is capable of monitoring and, soon, responding to, its vital signs. Read More >>

medicine
Revolutionary Membrane Can Keep Your Heart Beating Perfectly Forever

You're looking at a rabbit's heart beating outside the animal that once hosted it. It's alive, pumping blood on its own thanks to a revolutionary electronic membrane that may save your life by keeping your heart beating at a perfect rate. Read More >>

robotics
Heart Cells Power This Swimming, Sperm-Like Bio-Bot

Say what you will about these sperm-like bio-bots; they've got heart. The beating of live heart cells propels a tail back and forth, so that these self-powered swimming bio-bots—the first of their kind—could one day wriggle through your body delivering drugs. No batteries needed. Read More >>

medicine
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 metal. Read More >>

history
The First Artificial Hearts Were the Size of a Hot Dog Stand

It might look more like something a street vendor would serve up food from, but, believe it or not, this is one of the first ever artificial hearts. Read More >>

health
Dick Cheney Was Scared of Getting Assassinated by a Heart Hack

Though this sounds like a joke, former US Vice President Don Cheney and his doctors were legitimately scared about him getting assassinated via terrorists hacking into his defibrillator and causing a heart attack. So they turned off the wireless feature so nobody would kill him via heart hack. Read More >>

health
Portable "Sink Plunger" CPR Machine Kept Heart Attack Victim Alive for Two Hours

Sean Doyle spent couple of hours being technically dead back in May, with only a newly commissioned automated heart massage unit affectionately referred to as a sink plunger keeping the blood flowing to his brain and hopes of recovery alive. And yes, he's fine. Read More >>

image cache
These Amazing Cardio Images Will Make Your Heart Race

Every year the UK's British Heart Foundation runs a competition to find the most interesting images produced by its researchers—and 2013 is a good, good year. Here are some of our favourites. Read More >>

apple
Your iPad Smart Cover Could Switch Off a Pacemaker

The little magnets sure make the iPad's Smart Covers useful — but they could switch off pacemakers, too, if a new series of experiments is anything to go by. Read More >>

factoid
How Many Heartbeats Does Each Species Get in a Lifetime?

Have you ever wondered how many heartbeats an average person has in their lifetime? What about for cats or dogs or other animals? Turns out because of metabolic rates and size of different species, each animal gets around a billion beats. Read More >>

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

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. Read More >>

health
Good Cholesterol Isn't as Good as We Thought

Over the past few decades, scientists have suggested that high levels of HDL—which has come to be known as "good cholesterol"—can reduce the risk of heart attack. New evidence, however, suggests that might not be the case after all. Read More >>

medicine
Scientists Have Found a Way to Regenerate Muscle Tissue After a Heart Attack

There could be a path to a simpler recovery after a heart attack. Duke University Medical Centre scientists have discovered a way to turn the scar tissue that forms after cardiac arrest into healthy muscle tissue, which would make a stem cell transplant unnecessary. Read More >>

science
Your Heartbeat Could Be Your Password

A technology in the works might soon allow you to unlock your hard drive by simply touching your keyboard. Your unique heartbeat, emitted through your fingertip, would be your password. Read More >>

medicine
Turns Out That Viagra Actually Makes Muscles Limp

While Viagra makes cavernous tissue hard, scientists at the Ruhr Universitat in Bochum, Germany, have now discovered that it can save lives too by causing the opposite effect: Viagra makes some heart muscles less stiff. Read More >>

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