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 ...

The Science Siblings recruited 4-year-old Tukker and 2-year-old Jayger for a density experiment using fruits and veggies.

But what does that mean? The simple answer is how heavy something is for its size. If something seems very heavy for its size (like a heavy metal object), we say it is more dense. If something seems ...

The research illustrates how much scientists still have to learn about a molecule as simple as water. By Kenneth Chang Shaken and chilled — but not stirred — ordinary frozen water turns into something ...