STORY BEHIND THE BOOK Walking through history in an ancient Persian city For Mina Javaherbin, her children’s books are a way to celebrate her family’s rich heritage.

Scientists are trying to understand how some ancient buildings have lasted for centuries in hopes of making modern buildings more durable. Materials like Roman concrete and Maya plaster have held u… ...

Maya, Roman, and Chinese builders used beer, rice, bark, and other materials to create buildings and structures that have lasted centuries.