
Communities celebrate the solstice. This street is lined with candles. Some neighborhoods do this on the solstice.
Photo Credit: Elizabeth Pham/iStock/Getty Images
As our planet gets warmer, the oceans are getting warmer, … read more
April 22nd is Earth Day. People celebrate nature on Earth … read more
Khan wanted to find a better way to build tall … read more
© 2025 McGraw-Hill Education. All Rights Reserved.