Every kid should have their own cell phone. Or should they?
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If you’re thinking about a smartphone, talk with your parents.
From red, to blue, to purple, to yellow and even green – why do our bruises change colour?
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When you hurt yourself, tiny blood vessels can break under the skin. The blood that oozes out is what gives a bruise its colour.
Young Americans today are more likely to say that they’re dissatisfied with the current state of affairs.
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A teen asks why so many young people don’t stand for the Pledge of Allegiance or the national anthem. The data shows that young Americans today do view the U.S. more negatively than older generations.
This T. rex is very big, but was it a grown-up?
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Sometimes the only way to tell the difference between a baby dinosaur and a grown-up one is to find fossils of them both together.
Moths flutter toward light at night, but why?
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Moths and insects cluster around lights at night. Why?
Hillary Clinton won the popular vote in the 2016 election.
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Hillary Clinton got the most individual votes from US citizens in 2016, but Donald Trump won the most electoral votes.
There are many moons in the galaxy, but only ours is called the moon.
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Young readers ask: How did our moon get its name?
A lot of people may think a guide dog tells a person when they can cross the road. But this is not actually true.
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As part of their training, a guide dog will practise getting around some of the most common places the person they will guide needs to go.
A bear leaving its calling card.
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An animal’s poop may seem like something to avoid, but it’s full of information about the creature that left it there.
If you’ve ever put wet wood on to a fire, you may have noticed it makes a lot more noise than dry wood.
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Water and sap inside the wood make mini explosions as they turn into gas and burst out. That’s why damp wood makes the noisiest fires.
Blood has special traits unique to every person.
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Every person’s blood is identified by type. Why does this matter?
Could an alien world look like this?
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Somewhere out there, just maybe, an alien – probably stranger looking than in our wildest imagination – might be pondering this very question.
Teachers often assign older books.
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Stories like ‘Romeo and Juliet,’ ‘Alice’s Adventures in Wonderland’ and ‘Jane Eyre’ are still relevant today.
Two lenses might be better than one.
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There’s really no reason you can’t use binoculars to look into space – and in fact astronomers have been working on doing so for a long time.
Installing solar panels on a roof.
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Solar cells make electricity directly from sunlight, but how do they do it?
A satirical photograph from 1901, where men’s and women’s dress and jobs are switched.
Underwood & Underwood/Wikimedia Commons.
For most of the Victorian era, people thought it was normal for men and women to be treated differently, and judged by different standards.
Dr. Mona Hanna-Attisha, right, on Capitol Hill in Washington, in February . 2016.
AP Photo/Andrew Harnik
Whistleblowers may stop bad behavior and protect others from harm.
Keep those stinkers away!
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Sweaty feet and certain cheeses have something in common that makes them reek – can you guess what it is?
The Ringtail Unicornfish, which occurs in tropical marine waters of the Indo-Pacific. All fish sleep, even the weird-looking ones.
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Fish may not have eyelids to close, but they sleep – and perhaps even dream.
You don’t actually need language to think.
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Language can express some of the results of our thinking, but it’s not the thinking itself.