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The more astronomy changes, the more it stays the same. This series of images juxtaposes ancient and modern study of the celestial bodies.
A trash-filled median blossoms into a community oasis.
Our reactions may be trained, but the devices that make music sound "sad" are real enough.
Find out why biodiversity benefits plants and people alike.
See why these beautiful flowers have attracted generations of admirers.
Discover the uncommon stories behind the most common fruits and vegetables.
The fact and fiction behind some bizarre gardening remedies.
Meet the competitors and their humongous pumpkins at Half Moon Bay's Great Pumpkin Festival.
A brief history of Chichen Itza.
Saving seeds helps preserve the culture of Native American farmers in the American Southwest and northern Mexico.
Learn to count like the Maya by studying one of their ancient stone documents.
Did you know the Maya used two calendars? How did they know when to plan their big New Year's parties?
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