City planners need to plant more trees in urban areas, but the benefits go beyond beautifying pavement. Urban areas occupy 4% of the land surface of the planet, says Theodore A. Endreny in a Comment article in Nature Communications. That may strike readers as surprising, given most people’s attention to cities for work, travel and […]
The popular RNA World hypothesis is so improbable that multiple universes would be needed to believe it, but some prefer that to the obvious implications.
A new study of elephants, mammoths and mastodons show they were all interfertile or capable of hybridization. Our present world is impoverished of elephants, or “elephantids” as scientists dub the family. Mammoths and mastodons roamed throughout America and Asia, evidenced by the massive fossil beds, where millions of mammoth bones can be found in permafrost. […]
When learning about well-designed flyers like bats, is it helpful to speculate about how Darwinian evolution invented the traits by chance? Drink Up, Boys In previous news, we learned how dogs drink using “acceleration-driven open pumping” (15 Dec 2015). There’s a method in that mad slurping: to lift water from the bowl, your dog employs […]