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Alex Duval Smith The Observer, Sunday 18 July 2010 https://www.guardian.co.uk/environment/2010/jul/18/poachers-kill-last-female-rhino Record levels of poaching are endangering survival of rhinoceros in South Africa The last rhinoceros cow in Krugersdorp park, South Africa, bled to death on Wednesday after poachers hacked off her horn. Photograph: Reuters South African wildlife experts are calling […]

https://science.nasa.gov/science-news/science-at-nasa/2010/15jul_thermosphere/ July 15, 2010: NASA-funded researchers are monitoring a big event in our planet’s atmosphere. High above Earth’s surface where the atmosphere meets space, a rarefied layer of gas called “the thermosphere” recently collapsed and now is rebounding again. Layers of Earth’s upper atmosphere. Credit: John Emmert/NRL. [larger image] “This […]

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