NASA scientists spent nearly four decades studying Jupiter, the largest planet in our solar system, and found strange temperature patterns in the cosmic body's atmosphere.
greece, where more than 90 people died. record heat there and here caused by a loopy weakened jet stream that s not moving hot air along. yet, scientists blame climate change, too. when you melt the sea ice in the arctic and you change the temperature patterns in the atmosphere, you actually change the jet stream him you change it in a way that you slow it down. reporter: fire and heat altering landscapes in the northern half of the world. anne thompson, nbc news, new york. bill, it s a scary thought that this fire season is now a year-round season and the weather doesn t seem to be helping out there on the west coast. you think of the climate change on the jet stream. there is a lot of unknown. there s theories out there about what will happen. stalled out jet stream increases to areas of flooding and drought