Plastic is made from oil and natural gas, which started out as fossilized plant and animal material. But buried deep underground for millions of years, those materials changed in important ways.
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Articles on Curious Kids
Displaying 141 - 160 of 665 articles
Around 200,000 years ago, people were living who were as intelligent as us.
There’s a special type of particle called a ‘tachyon’ which would have to travel faster than the speed of light. But here’s the hitch – we can’t prove tachyons even exist.
Historians aren’t sure exactly when the first zoo was built, but it’s clear humans have kept exotic animals for thousands of years.
Mars is the fourth planet from the Sun and one of our closest neighbors in space. But it’s not a very welcoming place for an Earthling to visit.
With nine brains, blue blood and a talent for camouflage, the octopus is one of the most fascinating creatures in the sea.
The value of digital art or other digital objects depends on how much someone is willing to pay for it.
You can’t photograph the inside of a twister, but radar offers some clues.
The biggest storm on Jupiter is so big it could swallow all of Earth. But it’s now shrinking, and we’re not sure what that means.
A computer security expert explains how keys work – and how they are like passwords.
The Earth is a resilient planet, but people are altering it in ways that may take centuries to reverse.
From fibre to fabric. The process of making textiles has been important to humans for almost 35,000 years.
A veterinary ophthalmologist explains what’s going on.
Scientists have come up with a number of theories about the multiverse.
The dwarf planets in our Solar System are cold, dark, far away and full of surprises.
Cockroaches have been on Earth far longer than humans and may outlast us. Here are a few reasons why.
It may have had something to do with protecting female purity. No official statute clearly required men to do all the acting back then.
Russian President Vladimir Putin wants parts of Ukraine to be closer to Russia, and would like to prevent Ukraine from becoming part of NATO.
These coordinated movements of a flock of starlings follow no plan or leader. Scientists used to think the animals must communicate via ESP to create these fast-moving blobs.
Some penguins would have been as tall (or even taller) than adults today.
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