The color of hydrangea flowers can change from pink to purple and blue by tweaking the soil. How do other plants react to those changes? Sydney Kozak explored just that. Her project, “Does changing ...

Music can reduce stress, boost learning and help alleviate pain. Scientists have studied music and its effects in humans. But what about its effect on plants? Ellis Ramos looked into just that: How do ...

We're asking K-12 students and teachers to share videos and photos of their science fair projects, including an explanation of the experiment and what was learned. What are the best soils for plants ...