A NASA science instrument flying aboard the European Space Agency’s (ESA) Rosetta spacecraft has made a very surprising discovery – namely that the molecular breakup mechanism of “water and carbon dioxide molecules spewing from the comet’s surface” into the atmosphere of comet 67P/Churyumov-Gerasimenko is caused by “electrons close to the surface.” The surprising results relating … Continue reading "Rosetta Discovery of Surprise Molecular Breakup Mechanism in Comet Coma Alters Perceptions"
Comet
It was one of the most audacious space missions ever. How did it feel to be part of the Rosetta team as it touched down on a comet? As the spacecraft nears its closest approach to the Sun, Richard Hollingham recounts the drama, the disappointments and the jubilation of a 30-year quest.
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ESA's Rosetta today witnessed Comet 67P/Churyumov–Gerasimenko making its closest approach to the sun. The exact moment of perihelion occurred at 02:03 GMT this morning when the comet came within 186 million km of the sun.
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In the unfortunate event of a crime occurring at your premises, having a CCTV system really does pay dividends as it provides a way of collecting evidence to help ‘suss out’ exactly what happened. Crimes can be solved far more easily with additional evidence from a CCTV camera, helping place times, locations and, most importantly, suspects. Security Cameras Installation LA #homesecurity #cctvcameras #wirelesscameras #accesscontrol #cctvfootage
This is such a quick and easy project. It’s perfect as a cool and airy cover-up for warmer weather. If you’re like me, there are times you need a little extra coverage, but not necessarily the warmth that goes with it. Enter this poncho. I wore it on a very warm day and was still...
季節の変わり目に多い気温20度。比較的過ごしやすいものの、朝晩で寒暖差がありコーデに悩むこともあるでしょう。そこで、最高気温と最低気温に分けて服装選びのポイントや、おすすめアイテムを解説。1日中快適に過ごせるお手本コーデもあわせて紹介するので、ぜひコーディネートの参考にしてみてください。
Alles über Drachen, Berichte von Drachenfesten
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This graphic shows the evolution of global stock markets over modern history—highlighting the outsized influence of the U.S. market.
