Your phone, a rare metal and the war in DR Congo
There is a good chance that inside your mobile phone is a miniscule amount of a metal that started its journey buried in the ...
nepm22 小时
5 things to know about the fighting in the Democratic Republic of Congo
Rwandan-backed M23 rebels say they are now in control of the key eastern Congolese city of Goma. Their fighters continue to claim more territory in one of the world's most mineral-rich territories.