Articles on Curious Kids

Displaying 41 - 60 of 125 articles

Nobody knows for sure where black holes lead to. Shutterstock

Curious Kids: Where do black holes lead to?

The pull created by a black hole is so strong that if you get too close to one – even if you are travelling away from it at the fastest speed it is possible to go – you will never be able escape.
The existence of wormholes is not forbidden by our current theories of the universe. So we can say that they do exist in theory. Marcella Cheng/The Conversation NY-BD-CC

Curious Kids: How do wormholes work?

A wormhole is like a tunnel connecting two places in space. They would be incredibly useful and are great for science-fiction stories. The problem is we haven't found any evidence of them existing.
Most of the time you won’t be able to tell if a puppy or kitten’s tooth falls out. Often they fall out in food, or the animal might even swallow them. Shutterstock

Curious Kids: Do cats and dogs lose baby teeth like people do?

Puppies and kittens are born without teeth, but by around two months of age they have a full set of baby teeth.
The warming of the outside of the ice cube happens faster than the warming of the inside, causing it to crack. Mai Lam/The Conversation NY-BD-CC

Curious Kids: Why does ice make a cracking sound when water is poured on it?

Water is one of very few chemicals that is found as a liquid, solid and gas at any time on Earth. These three states of water help explain why ice makes a cracking sound when water is poured over it.
Different kinds of plants make different kinds of seeds. Some seeds grow into trees and other seeds grow into other kinds of plants. www.shutterstock.com

Curious Kids: Where did trees come from?

Trees evolved many times around the world.
Mai Lam/The Conversation NY-BD-CC

Curious Kids: Why do sea otters clap?

Sea otters can break the shell on a shellfish by hitting it against a stone resting on their belly. This can look like clapping. Some even have a favourite stone they carry around in their armpits.
While some things glow all the time, glow-in-the-dark paint must be ‘told to glow’ - just like a phone needs to be charged or it won’t work. Mai Lam/The Conversation NY-BD-CC

Curious Kids: How does glow in the dark paint work?

You can see glow-in-the dark paint, but if you touch it, it is just as cold as the bedroom wall. So the glowing of the paint is different to the glowing of a light bulb.
Dogs don’t follow the rules on larger animals living longer. Cindy Zhi/The Conversation NY-BD-CC

Curious Kids: Why don’t dogs live as long as humans?

Dogs don't follow the rules on larger animals living longer. A 70kg Great Dane is lucky to reach seven years, but a 4kg Chihuahua can live for 10 years or more.

Top contributors

More