Knowridge Science Report18 小时
NASA’s Perseverance rover watched a dust devil eat another on Mars
Mars is well known for its seasonal dust storms, which occur when the southern hemisphere experiences summer. Periodically, ...
autoevolution20 小时
NASA Already Sent Spacesuit Bits to Mars, Now Trying to Figure Out Which One Works Best
American space agency NASA has begun studying the five samples of spacesuit material it sent over the Mars on the ...