New Scientist on MSN39 分钟
Bacteria found in asteroid sample – but they're not from space
The unexpected discovery of microbial life in a piece of rock from an asteroid shows how hard it is to avoid contaminating ...
Take a trip down south to Tucson for a charming weekend getaway
Tucson is the state’s second largest city filled with award-winning restaurants, vibrant culture and sports scene and a wonderful road trip destination!