Upside-down answer for deep mystery: What caused Earth to hold its last breath?

When Earth was young, it exhaled the atmosphere. During a period of intense volcanic activity, lava carried light elements from the planet's molten interior and released them into the sky. However, some light elements got trapped inside the planet. In a new study, scientists offer a new answer to a longstanding mystery: what caused Earth to hold its last breath?

Read the whole article on Science Daily

More from Science Daily