Hand drawn icon Life cycle of corn (maize ... pepper, onion, pumpkin and corn isolated on white. Fried cassava Vector illustration, fried cassava served on a plate, isolated on a white background.

A Dubuque County man will be featured on a public television show about the Iowa growers competing to raise the world’s largest pumpkin.

Detrital biogenic graphite may signal the Earth’s oldest evidence of life, according to the results from carbon isotope analysis of graphite in 3.7-billion-year-old sediments from the Isua ...