One of the most famous elements in the periodic table doesn't really belong anywhere chemists would like to put it.

Richard Dawkins urges all atheists to openly state their position -- and to fight the incursion of the church into politics and science. A fiery, funny, powerful talk.

For astronauts, dust is no joke. On the moon and Mars, dust isn't at all like the stuff under your bed. It can be poisonous, corrosive, even made of razor-sharp glass. So future astronauts are going to need more than a dust buster to get...

Pupil outcome: I can structure a conceptual argument based on the theme of jealousy in ‘Othello’. Key learning points: - Topic sentences should develop in a sequence, to maintain focus on the argument. - Connotations of words and images...

The properties of strong acids and alkalis can be extremely harmful. Where do we find them, and how can we tell how acidic or alkaline a substance is? Chemistry - Reactions - Learning Points. Bases neutralise acids, and if a base...

We depend on oxygen for life. But in fact, oxygen is corrosive: ageing us, damaging cell DNA, and 'rusting' us from the inside. Biology - Human Body - Learning Points. Oxygen is vital in powering every cell and process in the human body....

In this live-action program viewers will learn how to safely handle corrosive and flammable chemicals while in the science lab. Students will come to understand each chemical used in the lab must have a Material Safety Data Sheet, or...

MOT 1935: RESEARCH LABORATORY: VS Various jars lined up w/ motor cooling solution (possibly other liquids as well, such as water) & metal strips during corrosion test, air tubes creating circulation liquid.

Learn the basics about the reactions of halogens, when learning about the periodic table as a part of properties of matter. Group 7 of the periodic table is the halogens. The reaction between diatomic chlorine gas and cold sodium...

Explore the significance of chlorine, a chemical element commonly found in everyday life. We learn about its atomic number, symbol, and physical properties. The video also delves into the dangers of chlorine, particularly in the form of...

An acid is a substance that will dissociate in water to give a proton (or H+ ion) and a conjugate base. An acid is considered to be strong if dissociation nears 100%, and weak if dissociation is usually less than 1%. In this lesson, we...