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Posts tagged oxygen

August 5, 2019


The Periodic Table

This year, 2019, the periodic table turns 150. It organizes the elements into rows and columns. The seven rows are based on the number of an element’s electron shells.

June 18, 2019


Oxygen Can Exist Without Life

In their search for alien life, scientists look for gases, or combinations of gases, that should only be present if they are produced by life.

May 21, 2019


How To Fight Root Rot

Root rot is a condition of indoor and outdoor plants that may be caused by poorly drained or overwatered soil or soil-borne pathogens and nematodes.

August 30, 2018


Multiple Discovery

Multiple discovery is a concept of the evolution of scientific thinking as a social development. It highlights how advances in science come from original insight, and result from social processes.

May 15, 2018


Water on the Sun

Learn more about the sun's composition.

February 8, 2018


Scientists are studying new ways to put out fires.

Sound Can Put Out Fires

There are small hand-held units that can put out smaller fires by using sound rather than chemicals.

January 31, 2018


They must've used hot water for this ice.

The Secret To Making Clear Ice Cubes

Do your ice cubes always come out cloudy with bubbles in the center? Here's how to fix that.

January 10, 2018


hot air balloon

Full of Hot Air?   

It's a gas! Air consists of nitrogen and oxygen and lots of empty space.

January 1, 2018


An elevator ride like this might make you feel understandably claustrophobic, but you don't have to worry about suffocation.

Lack Of Oxygen

Have you ever been in a crowded elevator and gotten anxious about having enough air to breathe if the elevator got stuck?

May 3, 2017


Isn't this an amazing dragonfly?

Ancient Birds Versus Giant Insects

Scientists have found fossilized remains of dragonflies with wingspans several feet in diameter.

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