17.01.20 West Bengal (WBPSC) Daily Current Affairs
INTERNATIONAL Scientists found the oldest material on Earth from an ancient meteorite Scientists found a meteorite that was crashed into rural southeastern Australia in a fireball in 1969 contained the oldest material ever found on Earth. The stardust predated the formation of the solar system by billions of years. The oldest of 40 tiny dust grains trapped … Read more 17.01.20 West Bengal (WBPSC) Daily Current Affairs