Every year, 100 million Monarch butterflies set off on an incredible journey across North America. These beautiful creatures fly 2,000 miles to reach their remote destination: a tiny area high in the mountains of Mexico. Yet scientists are still puzzling over how the butterflies achieve this tremendous feat of endurance — and how, year after year, the Monarchs navigate with such hair's-breadth precision.
In 1970, the first Earth Day was declared by the United Nations. Celebrated every April 22nd, the celebration of the beautiful planet we live on has spread to 192 countries around the world. If you’re looking to commemorate Earth Day here in Richmond, there are two main events for you to choose from this Saturday, April 26th.
Somewhere around 4.5 billion years ago a gigantic ball of mass started to take shape and would eventually become where we all live. So, the notion of a planet that can harbor life is not a strange one, after all, we happen to live on one. Are there any other places that are similar? Can we live on another planet? Check out this Question Your World radio report produced by the Science Museum of Virginia to find out.