To study the ancient history of the Earth, we should look to the moon.
A new study from Japanese researchers reveals that for the past 2.4 billion years, the moon has been bathed in a stream of oxygen particles stripped from the Earth’s atmosphere. By combining measurements taken with the lunar orbiter Kaguya and studies of lunar rocks, researchers prove that Earth contributes it’s own unique whiff of elements to the moon’s surface. The findings adds substantial proof to the t