In this activity, students will perform three experiments using household ingredients to observe and record color changes, indicators that a chemical reaction has taken place. Students also will ...

The University of Queensland in Australia hosts the world's longest-running science experiment. The experiment began in 1927. It observes the flow of pitch, a substance that seems solid but is a very ...

There are lots of different substances but only just over a hundred elements. An element is a substance that is made up of only one kind of atom. The atoms in a particular element are the same as each ...

Chemical reactions occur when elements or compounds combine and create new compounds. Elements are substances that contain only one type of atom and are represented by unique symbols on the periodic ...

Recent successes of immunomodulatory approaches for the treatment of serious diseases such as cancer have generated a significant growth in efforts aimed at the discovery of novel therapeutics in this ...

Food scientists have discovered a mushroom chemical they say is the most bitter substance known thus far, a finding that sheds light on how the tongue helps us perceive taste. Researchers at the ...