News tagged with earth

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Isotopic memory of atmospheric persistence

Chemical analysis of some of the world's oldest rocks, by an international team led by McGill University researchers, has provided the earliest record yet of Earth's atmosphere. The results show that the ...

Jan 15, 2015
4.4 / 5 (7) 0

Will we mine asteroids?

It's been said that a single asteroid might be worth trillions of dollars in precious rare metals. Will we ever reach out and mine these space rocks? How hard could it be?

Jan 09, 2015
4.1 / 5 (17) 10