When it comes to health matters, scientists rarely make statements that do not begin with 鈥渕ay.鈥� But here is one. Excessive exposure to sunlight causes skin cancer! There鈥檚 no 鈥渕ay鈥� about it. And...
The surefire signs that Spring is just around the corner have started to appear 鈥� trees are budding, flowers beginning to bloom and there鈥檚 more rain than snow. (Full disclosure 鈥� I live in the UK...
Twenty-five sextillion is an inconceivably large number. Think 25 followed by 21 zeros. Now take a deep breath! You have just inhaled roughly that many molecules!聽Quite mind-boggling, but if you...
The poem, 鈥淢y country鈥�, by Dorothea MacKellar, is recited by every preschooler in Australia. One line is of particular relevance:聽
鈥淎 land of droughts and flooding rains鈥�.聽
I鈥檓 sitting here looking around my office for anything made of black plastic. The casing of my computer is in that category, so is my coffee machine, my printer, my cell phone stand, my stapler, a...
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