Earth

Earth’s early microbes relied on arsenic to exist

The findings give a strong sense of the early conditions of Earth.

Astronomers discovered a ‘pi-Earth’ that has a period of 3.14 days

The rocky world, with its baking-hot surface, is likely not habitable.

Supercooled water is really two liquids in one

Supercooled water mystery solved.

Electrons in the radiation belts can be accelerated to very high speeds

Giant particle accelerator in the sky.

Earth’s oxygen rusted the Moon for billions of years

Earth may have played an important role in the evolution of the Moon’s surface.

Exploring the origin of chemically distinct ‘scars’ of mantle

The composition of Earth’s mantle was more shaped by interactions with the oceanic crust than previously thought.

The origin of water on Earth

Study discovered a new candidate source for Earth’s water.

Earth is traveling through a massive dust cloud since 33,000 years

Ancient star explosions revealed in the deep sea.

The age of the Earth’s inner core revised

It wasn’t an easy feat.

Robotic telescope spotted closest known asteroid to fly by Earth

It was not big enough to do any damage.

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