A male sand goby is less likely to eat the eggs containing his future offspring if a female goby is around.
Not many people remember that Franklin was an inventor . . . and a good one, too! He also did some pioneering work in physics.
Here's another science experiment you can do at home. It's fun, it's easy, and it involves one of a kid's favorite things: soap bubbles!
Here’s an idea you may not expect: Love is as basic as our needs for food and water. Learn more on this Moment of Science.