Pick your perfect tunes

Pick your perfect tunes

Running with music is a great way to get in a groove (just make sure it's not blasting too loudly, or you won't hear those cars!). To pick the ultimate iPod playlist, think about what gets you going. "I know several elite athletes that listen to what we'd consider 'relaxing' music, such as symphony music, while they do a hard workout," says Andrew Kastor. So don't feel like you have to download Lady Gaga because her tunes are supposed to pump you up—go with any music that you find uplifting.

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Modern garden with upcycling plastic bottles

The first stethoscope

René Laennec, a French doctor and inventor was born 235 years ago today, and Google has marked his birthday with a Doodle. Dr Laennec's importance to modern medicine was guaranteed by his invention of the very first stethoscope in 1816. Here are five things you (probably) didn't know about him : 1. Dr Laennec's stethoscope bears little semblance to the modern stethoscope. Unlike those used today, Dr Laennec's stethoscope was not a set of ear pieces connected by a plastic tube to a chest piece. His stethoscopes were simple cylinders made from wood and metal. The doctor using it would simply place it directly over the area in question and listen at the other end. 2. His first stethoscope was a rolled up piece of paper Described in his 1819 treatise on this device, Dr Laennec invented the stethoscope while treating a young woman suffering from symptoms of heart disease. 3. The stethoscope was not his only contribution to medical science I...

EPA and the regulation of greenhouse gasses

This week, EPA Administrator Gina McCarthy joined private and public sector leaders for a second annual White House roundtable discussion about the progress made and new steps taken to curb emissions of hydrofluorocarbons (HFCs), potent greenhouse gases used in refrigeration and air conditioning. Administrator McCarthy announced several new actions the agency will take to help support a smooth transition to climate-friendly alternatives to HFCs. "EPA is working closely with industry leaders to reduce greenhouse gas emissions, transition to climate-friendly refrigerants, and deploy advanced refrigeration technologies,” said EPA Administrator Gina McCarthy. “The powerful combination of EPA’s regulatory actions and innovations emerging from the private sector have put our country on track to significantly cut HFC use and deliver on the goals of the President’s Climate Action Plan.” Among the actions announced today, EPA proposed a rule that would improve t...

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