US astronauts dodge ammonia on risky spacewalk

US astronauts dodge ammonia on risky spacewalk

Agence France-Presse Two US astronauts successfully dodged hazardous ammonia flakes during a risky spacewalk Friday to complete the repair of a cooling system at the International Space Station. Highly toxic ammonia is used to cool electronics at the orbiting outpost, and the thermal system has been plagued by problems. Scott Kelly and Kjell Lindgren switched

Astronauts carry out marathon spacewalk to recharge space station cooling system

Astronauts carry out marathon spacewalk to recharge space station cooling system

Reuters Two U.S. astronauts spent nearly eight hours spacewalking outside the International Space Station on Friday, grappling with an escape of potentially hazardous ammonia as they switched out a cooling system, NASA said. Station commander Scott Kelly and flight engineer Kjell Lindgren left the station’s airlock around 6:30 a.m. EST for what turned out to

Experiencing cardiac arrest? There is an app for that

Experiencing cardiac arrest? There is an app for that

Medical Daily

The App That Might Help People Experiencing Cardiac Arrest

The automated external defibrillator (AED) is a relatively simple device that anyone can use. It has voice commands that generally eliminate user error and detects abnormal heart rhythms in the victim, administering a shock only if necessary. AEDs are crucial to many people’s survival, as the longer a person in cardiac arrest waits for care, the…

Shanghai, Mumbai, New York will get hit hard by surging sea levels even at 2C rise: study

Shanghai, Mumbai, New York will get hit hard by surging sea levels even at 2C rise: study

Agence France-Presse Large swathes of Shanghai, Mumbai, New York and other cities will slip under the waves even if an upcoming climate summit limits global warming to two degrees Celsius, scientists reported Sunday. A 2 C (3.6 Fahrenheit) spike in Earth’s temperature would submerge land currently occupied by 280 million people, while an increase of

World in ‘uncharted territory’ as greenhouse gases hit new high: UN

World in ‘uncharted territory’ as greenhouse gases hit new high: UN

Agence France-Presse Concentrations of carbon dioxide and other greenhouse gases in the atmosphere hit a new high in 2014, the UN said Monday, warning the resulting climate change was moving the world into “uncharted territory”. In its annual report on Earth-warming greenhouse gases in the atmosphere, the World Meteorological Organization said concentrations of carbon dioxide

Science’s ‘Breakthrough’ winners earn over $21 million in prizes

Science’s ‘Breakthrough’ winners earn over $21 million in prizes

Reuters Academia just turned a little more glitzy for a select group of scientists. Russian billionaire Yuri Milner handed out $21 million Sunday in seven Breakthrough Prizes, the award for scientific accomplishment he created three years ago alongside technology giants including Facebook founder Mark Zuckerberg, 23andme founder Anne Wojcicki and Google co-founder Sergey Brin. The