Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

A molecule is a group of atoms bonded together. Molecules make up nearly everything around you – your skin, your chair, even your food. They vary in size, but are extremely small. You can’t see an ...

These chains come in a wide range of lengths. In humans a typical protein is about 400 amino acids long; some are a lot longer. Molecules of RNA, one of the two nucleic acids, can reach up to 100,000 ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

You may have noticed that the rock formations are very different colors. The rock formations on the left are from Red Rock State Park in Texas, and on the right is El Capitan Mountain in Yosemite ...

Rydberg molecules and atoms comprise a captivating branch of modern quantum chemistry and atomic physics, where atoms in highly excited electronic states interact to form unusually long-range ...

The 3 winners have created metal-organic frameworks, or MOFs. MOFs can trap moisture from desert air to get water, or ...

Free radicals damage healthy cells in your body which can lead to disease, but antioxidants help neutralize free radicals and ...

For all its possibilities, nature tends to replay one particular scene over and over again: the confrontation between matter and light. It stages the scene in a practically infinite number of ways, ...