"Compared to the most recent Ice Age, glacier coverage was much more extensive and, more importantly, much of the ocean was frozen," Xiao said.
Asteroid 2023 DZ2 is set to fly very close to the Earth on Saturday and was initially feared to be on a collision course for Earth in 2026.
Shifting tectonic plates have been splitting the continent since the East African Rift – a 35-mile-long crack in Ethiopia’s desert – emerged in 2005.
The water probably would have originated from volcanic activity and gradually evaporated into the atmosphere, along with other vital compounds.
Water covers 71% of Earth’s surface, but it is unknown when or how all this water arrived on Earth.
“Despite many astronomers having wished for this extra planet, it’s a good thing we don’t have it,” said lead author Stephen Kane.
Researchers published a map showing how PM2.5 levels have changed around the world in past decades.
Tourists from all over the world are flocking to see it before it sinks like fabled Atlantis under the waves and is lost forever.
The discovery of this hidden molten rock layer shows that molten rocks have nothing to do with tectonic plate movements, which cause earthquakes.
Scientists revealed a strong correlation between storm intensity, cloudiness and the solar energy reflection rate in each hemisphere.