When we invented shoes, we slipped a surface between ourselves and the world. Ever wonder if this is the moment mankind fell from grace? No? Well, for better or worse, NPR's Colin Dwyer has.
Few people can demand what kind of electricity they get. But Microsoft and Facebook, which operate huge, power-hungry data centers, are trying to green up the electricity grid with their buying power.
It's over 100 degrees Fahrenheit in much of the Midwest, South and East, and the culprit is hot air trapped under an atmospheric pressure lid that heats it up even further.
Peru's government has declared a state of emergency in the southern Andes, where brutally cold temperatures have killed the animals and threatened farmers living at high altitude.
A terrible drought hit Ghana in the 1400s, far worse than today's conditions. Yet people had enough to eat, while today they go hungry. What changed? In a word, colonialism, a new study suggests.
Lots of tasty, nutritious produce ends up in landfills because it doesn't meet retail beauty standards. Now Wal-Mart is testing sales of wonky apples and spuds in hundreds of Texas and Florida stores.
Scientists have tested all sorts of strategies to keep Lyme disease ticks from biting us. One is to make it less likely you'll cross paths with the critters in your yard. Sawdust mulch, anyone?