How old is Earth? - New Scientist
Although the universe is thought to be about 13.77 billion years old, planet Earth is much younger than that. Current estimates put the age of Earth at around 4.54 billion years, give or take ...
We now know how much global warming has delayed the next ice age …
Feb 27, 2025 · Earth We now know how much emissions have delayed the next glacial period Changes in Earth’s orbit drive long-term glacial cycles, but a new forecast suggests this ancient pattern is …
When did life begin on Earth? New evidence reveals a shocking story
Feb 19, 2025 · Earth is some 4.5 billion years old. When it formed from colliding rocks around a dim, young sun, it was presumably lifeless, and geologists long thought that life didn’t emerge for a billion ...
The great thaw: Charting the end of the ice age - New Scientist
Oct 31, 2012 · Earth The great thaw: Charting the end of the ice age Just 20,000 years ago, ice ruled the planet. So why did it relax its grip? Finally, it looks like the answers are in By Anil Ananthaswamy
The history of ice on Earth - New Scientist
May 24, 2010 · Snowball Earth 2.4 to 2.1 billion years ago The Huronian glaciation is the oldest ice age we know about. The Earth was just over 2 billion years old, and home only to unicellular life-forms.
Unknown Earth: What happened during Earth's dark ages?
Sep 24, 2008 · The Earth’s crust today is composed almost exclusively of rocks no older than 3.6 billion years, so traces of the hellish Hadean environment that followed the impact are thin on the ground.
These rocks are probably the last remains of Earth's early crust
Jun 26, 2025 · Just over 4 billion years ago, magma from Earth’s mantle infiltrated a fracture in the young planet’s primordial crust. Over the following aeons, nearly all of the planet’s early crust ...
Why Earth's water could be older than Earth itself - New Scientist
Oct 31, 2018 · How did water survive Earth's searingly hot birth? A radical new answer turns planetary history on its head – and could revolutionise the search for alien life
Climate myths: It's been far warmer in the past, what's the big deal?
May 16, 2007 · What is clear from the study of past climate is that many factors can influence climate: solar activity, oscillations in Earth’s orbit, greenhouse gases, ice cover, vegetation on land (or the ...
Age of oldest rocks off by millions of years | New Scientist
Mar 29, 2012 · The team produced a new, average figure for the uranium ratios. It shifts the ages of Earth’s oldest rocks slightly, by just under a million years, Hiess says.