Shirleny M Sandoval Arias

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Tiny Beauties: Life's Smallest Wonders As Seen Through a Microscope

Honorable Mention: Proboscis of a blowfly.<br>Michael Gibson—Olympus Bioscapes<p>1 of 20<p>The universe's wonders are all around us -- you just have to look …

friendship necklace set - DNA and RNA base pairs

Celebrate a friendship with someone with whom you pair well by giving your friend one side of the pair and keeping the other.<p>Genes are written in DNA and RNA molecules using a code of chemical units called bases. These bases form pairs, which is critical to their function. In DNA, A (adenine) pairs …

“There are as many atoms in a single molecule of your DNA as there are stars in a typical galaxy. The same is true for dogs, bears and every living thing. We are, each of us, a little universe.” — Cosmos: A Spacetime Odyssey; Episode 2

Science Deniers Are Freaking Out About "Cosmos"

<i>This post first appeared at</i> Mother Jones.<p>Still from <i>Cosmos</i>. Courtesy of FOX.<p>If you think the first episode of the new Fox <i>Cosmos</i> series was …

Thank Your Gut Bacteria For Making Chocolate Healthful

Boy, it's a good time to be a dark-chocolate lover.<p>We've noted before the growing evidence that a daily dose of the bitter bean may help reduce blood pressure. There also seems to be a link between a regular chocolate habit and lower body weight.<p>Now scientists are offering an explanation for just …

The hunter becomes the hunted: insect evolves to eat poisonous corn

When Bt corn was first engineered, it was hailed as the perfect weapon to fight off one of the most troublesome crop-devouring pests around: the corn rootworm. And since 1996, when it was first planted, Bt corn has helped US farmers kill rootworms and prevent billions of dollars in damages. Over …