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Is Vantablack Really the Blackest Black?

science.howstuffworks.com/vantablack.htm

Vantablack is one of the darkest substances known, able to absorb up to 99.965 percent of visible light. But is it the blackest of blacks on the planet?

Is a Karat the Same as a Carat?

science.howstuffworks.com/dictionary/geology-terms/question64.htm

How does 24-karat gold relate to a 1-carat diamond in an engagement ring? It turns out there's a difference between these identically sounding measurements.

Is all pain mental?

science.howstuffworks.com/life/evolution/is-pain-mental.htm

Is all pain mental, or is it really caused from something more physical? Find out if pain is mental is this article from HowStuffWorks.

Is chocolate really good for me?

science.howstuffworks.com/innovation/edible-innovations/chocolate-good-for-health.htm

Does a chocolate a day keep the doctor away? Before you stock your fruit bowl with chocolate bars, you might want to read this article first.

Is extinction ever a good thing?

science.howstuffworks.com/life/evolution/is-extinction-ever-good-thing.htm

If dinosaurs hadn't gone extinct, you wouldn't exist. Extinction may seem inherently bad, but sometimes the death of a species encourages new life.

Is genius genetic?

science.howstuffworks.com/life/genetic/genius-genetic.htm

Is genius genetic, or is it something that you can acquire in life? Learn about genius and find out if genius is genetic in this article.

Is humid air heavier than dry air?

science.howstuffworks.com/nature/climate-weather/atmospheric/is-humid-air-heavier-than-dry-air.htm

If humid air is just air plus water, then it has to be heavier than dry air, right? Sure, if it was only a matter of simple addition, but molecular physics is a lot like a bouncer at a club: Nothing gets in unless something else goes out.

Is hurricane intensity increasing?

science.howstuffworks.com/nature/climate-weather/storms/hurricane-intensity-increasing.htm

Is hurricane intensity increasing? It all depends on who you ask. How have scientists come to so many different conclusions about the ferocity of these seasonal storms?

Is it possible to generate electricity directly from heat?

science.howstuffworks.com/environmental/energy/question136.htm

Generating electricity from heat is explained in this article. Learn about generating electricity from heat.

Is it possible to run a nuclear test without producing radioactive fallout?

science.howstuffworks.com/nuclear-test.htm

In what may prove to be the first nuclear explosion since 1998, North Korea claims it has conducted an underground test of a nuclear weapon.

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