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Starfish Use Intricate Water Whorls as a Survival Mechanism

animals.howstuffworks.com/marine-life/starfish-use-intricate-water-whorls-survival-mechanism.htm

Tiny starfish larvae get food and swim by creating swirls of water. See the starfish in action at HowStuffWorks Now.

Why Is It So Hard to Give a Great Gift?

recipes.howstuffworks.com/why-is-it-hard-give-a-great-gift.htm

You've been warned: Five separate studies showed that people prefer to receive gifts they specifically requested rather than being surprised.

Do Animals Have Different Blood Types Too?

animals.howstuffworks.com/animal-facts/do-animals-have-different-blood-types.htm

Do non-human animals have equivalent categories to our A, B and O blood designations? Can animals donate blood?

Thought Experiment: What If We Stopped Walking Upright?

science.howstuffworks.com/science-vs-myth/what-if/thought-experiment-what-if-we-stopped-walking-upright.htm

Humans have only been bipedal for a sliver of history. What if we returned our spines to their original position and quit walking upright? What would that world be like?

From Motive to Method, Women and Men Murder Very Differently

science.howstuffworks.com/life/inside-the-mind/human-brain/differences-women-men-murder.htm

While 90 percent of murderers are men, female murderers differ from men in motive, method, circumstance and victim, according to a new Swedish study.

Pizza Nightmares: Can Your Diet Determine Your Dreams?

science.howstuffworks.com/life/inside-the-mind/human-brain/pizza-nightmares-diet-determine-dreams.htm

Folklore says heavy or spicy food before bedtime can cause nightmares. Surprisingly, there's been no real study of this - until now.

Diagnosing Chocolate's Quality With Ultrasound

recipes.howstuffworks.com/food-science/diagnosing-chocolates-quality-ultrasound.htm

Ultrasound is more commonly associated with medicine or industry, but here's a sweet new use for it.

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