This walked through my house today. On his way, he shook himself off, getting mud all over the walls in the hallway, rubbed against a chair and a...
Freshly Minted Baby Cheetahs at the National Zoo
Ready … set … cuteness! Two 1-month-old cheetah cubs were transported to the Zoo last week from...
University of Aberdeen New Library, Aberdeen, Scotland. photo © Schmidt hammer architects k/s 2012
Capybaras are very strong and they can be stubborn. In this photo, my friend Ashutosh Moghe (I’m putting his full name here to embarrass him), finds...
That’s what the WHO recommends, at least, and I’ll take their word for it; it doesn’t get much cheaper than free. After just six hours, the UV rays from the sun have destroyed all the microbes in your water, making it safe to drink.
Recent research shows two hacks, both equally easy and nearly as cheap, to improve water purification. Add a dash of salt, of the table salt variety, to cause sediment to clump and fall out of suspension. And use some lime juice, which contains chemical compounds called psoralens, to cut the UV wait time from 6 hours to 30 minutes.
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