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Chemistry

Displaying 88 Articles

Can Coal and Petroleum Form Today?

What are the differences between charcoal (also called wood coal), mineral coal, and petroleum

calendar 29.4.2021
reading-time 5 minutes

Lethal Fertilizer: Ammonium Nitrate

What is the material that seems to have caused the lethal explosion in Beirut’s port?

calendar 8.4.2021
reading-time 8 minutes

Warming up in front of the (polluting) fireplace

Despite the romantic imagery, warming the house with a wood or charcoal hearth is one of the most environmentally harmful methods of heating, and is also a health hazard

calendar 5.3.2021
reading-time 5 minutes

Chlorophyll: The Molecule of Life

Thanks to chlorophyll, plants supply energy to all living things and provide us with oxygen. But there is still much left to discover about it.

calendar 10.2.2021
reading-time 4 minutes

Plastic and Greenhouse Gases

Discarded plastics don’t just pollute the environment directly – new research shows that they also contribute to global greenhouse gas emissions

calendar 30.1.2021
reading-time 3 minutes

What a Sweet Potato

Potatoes break down in our bodies into… sugar! How does this happen? A visit with the carbohydrate family

calendar 9.12.2020
reading-time 9 minutes

Cookie Chemistry, Is baking an exact science?

calendar 6.4.2020
reading-time 3 minutes

The Matter of Life

Is the composition of living things similar to that of their surroundings? And why aren’t we made mostly of metals?

calendar 1.4.2020
reading-time 5 minutes

The Periodic Table’s Precious Metals

Beyond gold: Some metals cost tens of thousands of dollars per kilogram, and radioactive elements fetch even more.

calendar 1.4.2020
reading-time 10 minutes

Reading the Periodic Table

Many people do not understand the importance of the periodic table of elements.

calendar 1.4.2020
reading-time 6 minutes

Why Does It Take Plastic So Long to Break Down?

The term ‘plastic’ encompasses many different materials (PET, Bisphenol A, PVC, Styrofoam, and more)

calendar 1.4.2020
reading-time 2 minutes

The Body’s Elements

If we break down our bodies all the way down to the atoms it’s made of, what would they be worth?

calendar 1.4.2020
reading-time 4 minutes

Is There Really Such a Metal as Brass?

Brass is not an element but an alloy (mixture) of copper and zinc. It is a harder and stronger metal than copper, but has a lower electrical conductivity.

calendar 31.3.2020
reading-time 1 minutes

Can lead be turned into gold?

Modern science has shown that all you really need is an exploding star, or at least a particle accelerator

calendar 30.3.2020
reading-time 5 minutes

Name Your Element

Nihonium, Tennessine, Moscovium, and Oganesson .What is the origin of the names and how were they selected?

calendar 30.3.2020
reading-time 3 minutes

It’s Elementary

Scientists have added four new elements to the Periodic Table

calendar 30.3.2020
reading-time 3 minutes

The Structure of the Atom

The smallest particle of matter that retains its properties is called the atom.

calendar 30.3.2020
reading-time 1 minutes

The Chemistry of Ice Cream

The simple and effective scientific principles behind the soft and satisfying texture of good ice cream

calendar 30.3.2020
reading-time 4 minutes

Black-Marker Chromatography

A simple and visually impressive experiment reveals what a black marker’s color is really made of

calendar 21.3.2020
reading-time 5 minutes

Relight my Fire

Here’s a way to remotely light a candle that has just gone out, using the smoke rising from the wick.

calendar 21.3.2020
reading-time 3 minutes

Build Your Own Love Meter

The liquid rises as we think about someone we love

calendar 21.3.2020
reading-time 4 minutes

A Star of Toothpicks

Making self-forming stars using toothpicks – and what’s the connection to the Pharaohs?

calendar 21.3.2020
reading-time 3 minutes

How to Make Exploding Bags of Water

With materials found in any house, you can turn a regular bag into a “bomb” with a time-release mechanism

calendar 21.3.2020
reading-time 5 minutes

Making Butter from Cream

Butter shortage in the stores? Here’s how to make it at home

calendar 21.3.2020
reading-time 3 minutes