Undark25 分钟
It’s Not Sci-Fi: Americans Support Asteroid Defense Spending
In the United States, funding for planetary defense has long had strong bipartisan support both inside and outside of ...
'Time to explore auroras deeply': NASA to send rockets directly into flickering Northern ...
NASA has identified two types of auroras—fast-pulsating and flickering. Pulsating auroras flash on and off within seconds.
NASA's James Webb Telescope discovers signals from distant galaxies, What does it mean?
Recent astronomical observations by ALMA and JWST have detected emissions from the distant galaxy GHZ2, located over 13 ...