Tag: earth

New results reveal surprising behavior of minerals deep in the Earth

EARTH
As you are reading this, more than 400 miles below you is a massive world of extreme temperatures and pressures that has been churning...

Venus may have Earth-like lithospheric thickness and heat flow

ASTRONOMY
Poor old Venera 9, the Soviet Union's Venus lander, separated from its orbiter and made a hot, violent descent through the dense Venusian atmosphere...

Why are most rocks on Earth much younger than the planet itself?

ASTRONOMY
The rocks on Earth are not all the same age. In fact, most are significantly younger than the planet itself. The oldest sections of...

Planet spiralling into star may offer glimpse into Earth’s end

ASTRONOMY
For the first time astronomers have identified a planet that is spiralling towards a cataclysmic collision with its ageing sun, potentially offering a glimpse...

Sedimentary rock ‘chert’ records cooling of the Earth over billions of years

EARTH
Several billion years ago, the oceans were probably not as hot as often assumed, but were instead at much more moderate temperatures. This is...

What is the smallest continent?

EARTH
Across the planet, water makes up 71% of Earth's surface. The remaining space is covered by land—continents and islands. Before Earth's land formed the...

Earth’s water is 4.5 billion years old, says new study

ASTRONOMY
The origin of Earth's water has been an enduring mystery. There are different hypotheses and theories explaining how the water got here, and lots...

Glaciers have existed on Earth for at least 60 million years—far longer than previously thought

ENVIRONMENT
Glaciers have been present somewhere on Earth for at least 60 million years, a period stretching back almost to the time of the dinosaurs....

Why NASA’s new mission will study Earth’s water from space

ASTRONOMY
Before the sun rises on Thursday, a rocket carrying the Surface Water and Ocean Topography satellite will blast off from Vandenberg Space Force Base...

Changes in Earth’s orbit may have triggered ancient warming event

EARTH
Changes in Earth's orbit that favored hotter conditions may have helped trigger a rapid global warming event 56 million years ago that is considered...

Looking back from beyond the moon: How views from space have changed the way we see Earth

ASTRONOMY
A photograph taken by NASA's Orion spacecraft has given us a new perspective on our home planet. The snap was taken during the Artemis I...

NASA spacecraft will soon enter Earth’s atmosphere at nearly 25,000 mph. What will happen next?

ASTRONOMY
Sunday at around 10:40 a.m. MT, NASA's Orion spacecraft will splash down in the Pacific Ocean after its several week-long journey to the moon...
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