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Katherine Johnson, the Scientist Who Took Man to the Moon
It wasn’t easy being a career woman in 1950s America. Moreover, being African-American made things even harder. Yet Katherine Johnson, who fell into both categories, not only made it. In fact, she also managed to leave an indelible mark on the history of human progress. The mathematician who died on Monday, February 24, 2020 at the venerable age of 101 was in fact part of the NASA team that calculated the trajectories that brought the Apollo 11 mission module to touch the lunar ground.
5 Ecologically Friendly Products That Are Not That ‘Green’
Is paying attention to the environment by choosing ecologically friendly products your philosophy of life? Good, but sometimes even with the best intentions you can be wrong. In fact, there are many things that many people believe are ecological but are based on urban legends or false beliefs. Not everything that is natural is low impact, like cotton. And not always saving trees means protecting the environment.
Baobabs Are Dying – But We Still Do Not Know Why
Another one of Africa’s many mysteries. For about ten years now, some of the biggest and oldest trees on the continent, the baobabs, have been dying. Plants between 1,100 and 2,500 years old are disappearing. In particular, nine of the thirteen oldest baobabs on the continent have collapsed under their weight and have died in the last 10 years. It is shocking to think that during our lifetime so many thousand year old trees have disappeared at the same time.