Science and Technology

On Tuesday, October 20, Duke University paleontologist Steven Churchill gave a talk at Sigma Xi in Research Triangle Park about how projectile weapons literally changed the trajectory of human evolution — and caused the extinction of Europe’s large carnivore guild.

Inner-city “concrete jungles” are starting to look more like real jungles thanks to urban farms. Under the tutelage of former Miami Hurricanes basketball star Will Allen, a growing cadre of city-farmers are growing their own food on rooftops, next to industrial railroads, on old baseball fields and even on abandoned concrete pads in downtown Chicago. 

After a few minutes of listening to Amory B. Lovins you see that, at heart, he’s a numbers guy. He even counts the fruit yield from tropical trees growing inside his energy efficient greenhouse-warmth-capturing home in Colorado, and he fondly refers to the current batch as “banana crop number 32.”