The study of a solar-powered blood pressure monitor finds it can be an effective tool in places where electricity and even batteries can be in short supply. A study in Africa found the monitors to be affordable and accurate. High blood pressure is a...
Find X and Say Your Work A study in the Electronic Journal of Research In Educational Psychology found that students who worked out math problems out loud got more accurate results, and faster. Karen Hopkin reports Did you ever sit down to take a tes...
If you've ever driven up to a mountain pass, you know that the higher you climb, the colder it gets. But on clear, calm days, it can actually (be) colder in the valleys. That's because under high-pressure systems, cold air slides down mountain slopes...
This is Scientific American's 60-Second Science, I'm Christie Nicholson. Got a minute? Oh! Shoot. We might think that women are not as adept as men at wielding heavy tools, like say, hammers, according to popular stereotypes. But it turns out women m...
By Melinda Smith Washington, DC 11 January 2007 watch Heart Disease Blood Test The World Health Organization (WHO) says that cardiovascular disease causes approximately one third of all deaths worldwide (16.7 million). And those deaths are not just...
