Can you measure the weight of a human soul? No, but that didn’t stop Duncan MacDougall from trying. In the early 20th century ...

Through simple hands-on lessons, students can follow their curiosity, get messy, and explore the world around them.

Kate Biberdorf, known as Kate the Chemist joins TODAY to share easy and fun back-to-school science experiments to try at home or school including making string slime and "hatching dinosaur eggs."Aug.

Here are 10 fun science experiments you can do at home, using simple household materials. This compilation is packed with easy, beginner-friendly experiments that demonstrate real science in a way ...

(via SciShow) Most science experiments take a few months or years, but some take a whole lot longer. Here are six of the longest-running experiments of all time, including one expected to last 500 ...