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Earth


Human space flight is a physically demanding experience. It poses numerous risks, many of them are very evident, but some are hidden to the naked eye. The most important hidden health challenge is the bone density changes that are brought on by prolonged weightlessness. These bone density changes in the hip and back are very …

A NASA-led team of scientists has uncovered strong evidence that soot from a rapidly industrializing Europe caused the abrupt retreat of mountain glaciers in the European Alps that began in the 1860s, a period often thought of as the end of the Little Ice Age. The research last month in the Proceedings of the National Academy …

New remote sensing data from NASA’s Jason-2 satellite show near-normal sea-surface height conditions across the equatorial Pacific Ocean. This neutral, or “La Nada” event, has stubbornly persisted for 16 months, since spring 2012. Models suggest this pattern will continue through the spring of 2014, according to the National Weather Service’s Climate Prediction Center. “Without an …

The Department of Homeland Security and NASA’s Jet Propulsion Laboratory have developed a new radar-based technology dubbed “Finding Individuals for Disaster and Emergency Response” (FINDER), to aid in detecting victims buried in rubble. FINDER is based on the technology NASA’s Deep Space Network uses to monitor the movements and location of its spacecraft millions of miles …

Expedition 36 Soyuz landing – The Soyuz TMA-08M spacecraft with Expedition 36 Commander Pavel Vinogradov, Flight Engineer Alexander Misurkin and Flight Engineer Chris Cassidy (sitting far left) landed in a remote area of Kazakhstan on Sept. 11. They returned to Earth after five and a half months serving aboard the International Space Station. This article appeared …

Expedition 37 launch – The Soyuz TMA-10M rocket launched from the Baikonur Cosmodrome in Kazakhstan on Sept. 26, carrying Soyuz Commander Oleg Kotov, NASA Flight Engineer Michael Hopkins (left, middle) and Russian Flight Engineer Sergei Ryazansky to the ISS. Their Soyuz rocket launched at 2:58 a.m. local time. This article appeared in the 3rd issue of …