Historical records indicate that during the Xixia Dynasty, various ethnic groups, including the Tangut, Han, Uygur and Tibetan peoples, coexisted. Their diverse livelihoods, religious practices and ...
A few years back, a group of weed scientists showed that soil-applied herbicides are less effective against agricultural weeds in the context of our changing climate.
A new prototype device demonstrates an innovative approach to producing ammonia -- a key component of fertilizer -- that could transform an industry responsible for about one-third of global ...