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The Ancient Mayfly Briefly Lives Only to Reproduce and Die 

animals.howstuffworks.com/insects/mayfly.htm

Mayflies have the shortest adult life span of any animal, but swarms of them can still be seen on weather radar.

Corresponding Angles: A Fundamental Geometry Concept

science.howstuffworks.com/math-concepts/corresponding-angles.htm

Corresponding angles are what you get when two parallel lines are crossed by a third line, creating angles that have the same relative position at each intersection. They're easy to find once you know what to look for.

Marzipan Is the Sweet Almond Treat You Need This Holiday

recipes.howstuffworks.com/food-facts/marzipan.htm

Some form of marzipan can be dated back to ancient Egypt. But today this sweet confection is as traditional a holiday treat as they get.

Manischewitz: The Great History of the Not-so-great Wine

recipes.howstuffworks.com/food-facts/manischewitz.htm

This syrupy sweet wine is synonymous with Passover and other Jewish holidays. So why is it popular with so many people outside the Jewish community as well?

Why Flash Floods Are So Dangerous

science.howstuffworks.com/nature/natural-disasters/why-flash-floods-are-so-dangerous.htm

Both dry and over-saturated soil can contribute to flash flooding. Can anything be done to prevent them from becoming catastrophic?

Could a planet exist without a host star?

science.howstuffworks.com/planet-exist-without-host-star.htm

It's not uncommon for planets to wander alone through the universe like big, sullen teenagers. But how do they end up flying solo, and could they still harbor life?

What is pyrokinesis?

science.howstuffworks.com/science-vs-myth/unexplained-phenomena/pyrokinesis.htm

We humans have no problem dreaming up superpowers we wish we had. There's flight, invincibility and super strength. But what about pyrokinesis or starting fires with our minds? Is that a real-life thing or comic-book fantasy?

Do we really know more about space than the deep ocean?

science.howstuffworks.com/environmental/earth/oceanography/deep-ocean-exploration.htm

There's still a lot we don't know about the world. A thousand years ago, we thought we could literally sail off the edge of the planet. Good thing we're quick learners. But while space may be the final frontier, the ocean may be the greater mystery.

What causes broken capillaries on my face?

health.howstuffworks.com/skin-care/problems/beauty/broken-face-capillaries.htm

Once you have broken face capillaries, they're usually there for life. See the causes and learn how to prevent broken face capillaries.

Can varicose veins lead to blood clots?

health.howstuffworks.com/skin-care/problems/beauty/varicose-veins-lead-to-blood-clots.htm

Can varicose veins lead to blood clots? Find out if varicose veins can lead to blood clots and serious medical conditions.

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