A 15th-century manuscript shows trees bearing (clockwise from top left): sweet apples, jujubes, lemons, cherries, dates, and sour apples. By 7,000 years ago, people in New Guinea were cultivating ...
If you see a bird stumbling or leaning precariously on your porch, it's not just being clumsy — it is accidentally drunk.
Invasive zebra mussels have now infested at least 135 miles of the Colorado River, from the Utah border to Dotsero in western ...