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A Helium Shortage! What If We Ran Out of Helium?

science.howstuffworks.com/science-vs-myth/what-if/what-if-we-ran-out-helium.htm

A helium shortage threatens more than just the balloon industry. Way more. Here's what at stake should we run out of this gas - which is a real possibility.

Researchers Find First (Potential) Planet Outside the Milky Way

science.howstuffworks.com/first-planet-outside-milky-way-news.htm

Using the Chandra X-ray Observatory, a team of scientists discovered what could very well be the first exoplanet outside the Milky Way. It's massive and might even orbit a black hole.

Paper-mache: Puppets, PiƱatas and Bowls Anyone Can Make

lifestyle.howstuffworks.com/crafts/paper-crafts/paper-mache.htm

Paper-mache has been used by ancient cultures and schoolchildren alike to create sculptures, masks and statues that are durable, light and easily created.

What Is Smudging? Can Burning Sage Purify a Space of Negative Energy?

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Burning sage, aka smudging, has become increasingly popular for the purpose of cleansing energy and promoting healing and wisdom. But what is it exactly?

Why Do Black Holes Twinkle?

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Researchers at Australian National University studied 5,000 star-eating behemoths to find out.

Empty Pill Bottles Piling Up? Here Are 15 Great Ways to Reuse Them

home.howstuffworks.com/green-living/uses-old-pill-bottles.htm

Wondering what to do with those plastic pill bottles your prescriptions come in? Here are 15 great ways to reuse them and keep them out of the landfill.

Moissanite vs. Diamond: Which Is the Best Engagement Ring?

science.howstuffworks.com/environmental/earth/geology/moissanite-vs-diamond.htm

What's the difference between moissanite and diamonds? And which of these brilliant stones wins out when it comes to the engagement ring competition?

Portland Cement: A Concrete History With Structural Integrity

science.howstuffworks.com/innovation/inventions/portland-cement.htm

Invented in 1824, Portland cement remains prominent in modern construction. Learn about the hydraulic binder's raw materials and applications.

Store Shelves Still Empty? Blame the 'Bullwhip Effect'

money.howstuffworks.com/bullwhip-effect-news.htm

Product shortages on everything from cars to computer chips continue unabated. At the root of most is the "bullwhip effect." But what is it?

What Is It Like in the Eye of a Tornado?

science.howstuffworks.com/nature/natural-disasters/eye-of-tornado.htm

The eye of a tornado isn't something that most of us see. Usually, if you see a tornado you go and hide. But let's look into the eye of a tornado.

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