Articles on Chemistry

Displaying 1 - 20 of 177 articles

Your nose knows what’s on the way. Lucy Chian/Unsplash

Why you can smell rain

A weather expert explains where petrichor – that pleasant, earthy scent that accompanies a storm's first raindrops – comes from.
Westy48/Flickr.

Curious Kids: what is fire?

Put simply, it's the outcome of a chemical reaction, which humans learned how to make some 400,000 years ago.
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.
There are nanometals in your washing machine. Evgeny Atamanenko

Silver nanoparticles in clothing wash out – and may threaten human health and the environment

Many socks, towels and other textiles are treated with silver nanoparticles to kill germs and odors. When the silver washes out, it can pollute waterways. Two chemists propose a way to collect it from wastewater.

Top contributors

More