The Microwave oven was an accidental invention. Percy Spencer, an American Engineer developing Magnetrons for short-wavelength Radar transmitters at Raytheron, noticed that microwave radiation from a Radar set he was experimenting on, started to melt the peanut-cluster bar in his pocket. Further experimentation by Percy Spencer in containing the microwave radiation in a closed metal…
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There is a lot of debris in outer-space. Some are man-made (satellites in grave-yard orbit or lost noncommunicating satellites) and some are natural (meteoroids and rocks from comets or asteroids). Once in a while, these debris get caught in the earth’s gravitational field and rapidly accelerate downwards forming fireballs or shooting stars in the process.…
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Growing up in the sub-Saharan Savannah region of North Nigeria where temperatures fluctuate annually between 15°C and 40°C and where red dust from the Sahara Desert pretty much covers everything in its path during the Harmattan season has definitely reaped dividends and symbolic references. Dotted amidst the mostly barren landscape are mighty African Baobab trees,…
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