Shining light at night could suppress mosquito bites

By Munyaradzi Makoni [CAPE TOWN] Exposing malaria-transmitting mosquitoes to light at two-hour intervals during the night or at late daytime could inhibit their biting behaviour and reduce malaria transmission, says a study. A 2016 report of the World Health Organization says that 214 million people worldwide were infected with malaria in 2015, resulting in 438,000 …

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African scientists are punching above their weight

John Butler-Adam, University of Pretoria Over the past five years, Africa’s contributions to the world’s research –- that is, new knowledge –- have varied from a low of 0.7% to the present and highest level of 1.1%. There are many reasons for Africa’s small contribution to world research. One of them, sadly, is that at …

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S&T could raise Africa’s agricultural productivity

By Paul Boateng For Africa to achieve increased agricultural productivity, there is a need to invest in S&T, writes Paul Boateng. On my way straight from Kenya’s Jomo Kenyatta International Airport in Nairobi to a meeting and stuck in one of the city’s endless car jams, my taxi driver began a conversation about the lack …

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Secrets of human ancestry emerge from South African caves

John Hawks, University of Wisconsin-Madison Africa’s richest fossil hominin site has revealed more of its treasure. It’s been a year and a half since scientists announced that a new hominin species, which they called Homo naledi, had been discovered in the Rising Star Cave outside Johannesburg. Now they say they have established and published the …

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Kenya gets new facility to control crop pest

By Sam Otieno [NAIROBI] A facility has been launched in Kenya to aid commercial production of a protein bait to control fruit flies in Sub-Saharan Africa. The US$250,000 facility, which resulted from public-private partnership involving the International Centre of Insect Physiology and Ecology (icipe) and Kenya Biologics Ltd, will enable smallholders control fruit flies that …

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