Curious Kids: should I be scared of lightning?: LM Gray/ShutterstockCurious Kids is a series for children in which we ask experts to answer questions from kids. Should I be scared of lightning? (Callan, 10, Johannesburg) Big storms can be very scary. When a storm happens dark clouds appear, heavy rain often falls, winds are gusty and … [Read more...] about Curious Kids: should I be scared of lightning? | The Conversation
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Africa should be building private-public parternships in education | The Conversation
Africa should be building private-public parternships in education: Africa's higher education sector could benefit from public-private partnerships. Shutterstock/RaywooPrivate-public partnerships have become a common strategy for countries all over the world to meet their development goals. In the global north, these partnerships – which bring capital and expertise together … [Read more...] about Africa should be building private-public parternships in education | The Conversation
Why more people in Africa should farm guinea pigs for food | The Conversation
Why more people in Africa should farm guinea pigs for food: Guinea-pig farming is popular in Peru and is an option for African farmers. dubes sonego/ShutterstockFor thousands of years South Americans have farmed guinea pigs - but this hasn’t taken root in most other parts of the world, including Africa. We spoke to Brigitte Maass about the opportunities that they offer as … [Read more...] about Why more people in Africa should farm guinea pigs for food | The Conversation
African countries should turn to lower risk solutions to fight fall armyworm | The Conversation
African countries should turn to lower risk solutions to fight fall armyworm: A farmer in Bubi near Bulawayo, Zimbabwe, shows damage to his maize crop caused by the fall armyworm. Aaron Ufumeli/ EPAThe caterpillars of the fall armyworm (Spodoptera frugiperda), an invasive moth, can potentially feed on over 350 different species of plants. In the Americas it’s known as a … [Read more...] about African countries should turn to lower risk solutions to fight fall armyworm | The Conversation
How often should laptop batteries be replaced
How often should laptop batteries be replaced: I’ve heard that you should replace a laptop battery every two years. I’ve also heard that it should be replaced once it can’t keep a very long charge like it used to. At what point should it be replaced? As RedHeat points out, there is no time frame but there is a limit to the amount of times it can be recharged. … [Read more...] about How often should laptop batteries be replaced
