A methane blast at a diamond mine in Russia's remote Siberian region of Yakutia killed three miners and injured two others, regional authorities said Monday.

p pulse Follow Rescuers on Monday desperately tried to contact eight miners missing in a flooded Siberian diamond mine as investigators opened a probe into suspected violations of safety rules. The ...

Russia is the largest producer of diamonds in the world by volume. The country has vast diamond reserves located mainly in the Siberian region. Russia produces millions of carats of diamonds every ...