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Cave Paintings – Doorways Through Time

In prehistoric times, more that 30,000 years ago, early humans used natural pigments or charcoal to paint on the walls and ceilings of the caves. Like every painting, the cave paintings reflect how people who created them looked at the world, offering a glimpse of their life and belief system that can help anthropologists propose […]

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About Popcorn & Popcorn Machine

Who invented the popcorn machine? When was the popcorn machine invented? Why does popcorn pop? Caramel or salt & pepper, the popcorn completes the spirit of any movie night. Since 1885, when Charles Cretors invented the first steam-driven popcorn machine, popping corns are available in large quantities. Although the popcorn kernel looks dried, it pops […]

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Butterfly Wing Detail

  Photo by Arno, Le Piment, via Flickr The Orange Tip Spring Butterfly – wing detail. It takes 3-6 weeks for a caterpillar to pupate and 9-14 days to emerge as an imago, the adult butterfly. When the metamorphosis is finished, the butterfly breaks the pupal case and opens out its unfolded wings in order to pump blood […]

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The Silent Chrysalis

Photo by Gabriela F. Ruellan via Flickr The Monarch Butterfly Chrysalis. Once fully accomplished the larval stage, the caterpillar grown big enough is on its way to becoming a butterfly. After firmly attached on a branch, the caterpillar will twitch until it will finally shed its exoskeleton revealing the chrysalis beneath. Although the chrysalis appears […]

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The Enteric Nervous System – Gut Feelings

Science has confirmed in recent years that our bodies have two nervous systems: the central one and an independent network of neurons, neurotransmitters and hormones positioned in our gut, the so called enteric nervous system. Even if divided, the primary brain and the gut remain connected by the vagus nerve, the longest of the cranial […]

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The Post-It Note History

Who invented the post-it note? When was the post-it note invented? From the accidental invention of a pressure sensitive adhesive to current post-it notes, the road wasn’t quite easy. In 1968, Spencer Silver, an American scientist, developed the reusable adhesive and was searching for a marketable use for the invention. In 1974, Arthur Fry came […]

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How Does a Caterpillar Turn Into a Butterfly – The Wise Caterpillar

Photo by Dvortygirl via Flickr Caterpillar on lilac. Because the caterpillars consume large quantities of food, they are usually considered some troublesome insects, but this is only half of their story. The other half reveals the butterfly caterpillar, an insect determined to eat and grow in order to become a butterfly. Relaying on its antennae […]

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The Plastic Wrap Serendipity

Who invented the plastic wrap? When was the plastic wrap invented? Although plastic materials’ history starts in 1855, plastic wrap’s tale begins only in 1953, when a scientist was trying to make a resistant plastic cover for his automobile. The scientific laboratory experiment wasn’t a successful one, but the plastic which he happened to create […]

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Milk Drop Landing Into a Cup of Coffee

Photo by Nubrig via Flickr Milk drop landing into a cup of coffee. High speed photography can produce not only amazing captures, but also deep thoughts about the physics of life.

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Green Food Packaging Tips – Waxed Paper & Bioplastic Wrap

Food packaging has become an important part of the food chain and, when the interaction between food packaging and environment cause problems, perhaps we have to start paying more attention to green food wrapping materials, in order to reduce the petroleum-based plastic addiction and maintain green and clean landscapes. When wrapping a sandwich or some […]

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