A Government prohibition on travellers bringing food products from the European Union into Britain has been prolonged, ministers have confirmed. The rules mean that if border and customs officers ...
Researchers have found that manganese, an abundant and inexpensive metal, can be used to efficiently convert carbon dioxide into formate, a potential hydrogen source for fuel cells. The key was a ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results