World Trilobites: It’s Cold Outside, but Earth Is at Its Closest Approach to the Sun January 2, 2019January 2, 2019SHANNON HALLComments Off on Trilobites: It’s Cold Outside, but Earth Is at Its Closest Approach to the Sun Our planet’s elliptical orbit doesn’t affect winter or summer temperatures. But some astronomers wonder whether it’s a factor in why life survives.
