Planet Earth
Mother Earth, Gaia, the third rock from the Sun - whatever you call it, this 4.5 billion-year-old planet is the one that we and all known living creatures call home.
No, our ancestors weren't carnivores. Here's what they really ate and why it matters
Our hunter-gatherer forebears weren’t the carnivorous cavemen we once thought
Life evolved thanks to an giant poop explosion, say scientists
This so-called ‘faecal revolution’ could have been key for the emergence of life on Earth
A ‘monster web’ of ocean currents is set to collapse. And the US is not prepared
Off the east coast of Greenland, scientists are studying the fate of the Atlantic Ocean circulation. Others are looking to prevent disaster
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Did plants have a Black Death too?
We all know what the plague did to us humans, but how did the natural world fare?
What happens to my clothes after I donate them to charity?
Maybe just repair that damaged jacket
One country seems immune to global warming. And nobody knows why
Welcome to the warming hole, a part of the world that bucking the Earth's temperature trends
Mapped: The US landslide hazard zones now threatening 6.5 million Americans
The places with the biggest risk aren't always the places most likely to have a landslide
'It's a planet within a planet': Experts have found a strange secret realm hidden at Earth's core
At the border between Earth's core and the mantle above, scientists are discovering a hidden world
You’ll never guess which country is leading the world on sustainability
An analysis of 177 countries’ green credentials put the US in 19th place and the UK in third
A vast lithium reserve may be hiding beneath the US – enough to last centuries
There's enough to make 500 billion cell phones
What was the first ever 'sea' actually like?
It's not the sea as you see it – more like a primordial goo
Deadly 'fire thunderstorms' are forming across the US. And cities may be powerless to stop them
Mega-firestorms are erupting around the globe. And we’re not prepared
How to survive the apocalypse, according to the world's best doomsday preppers
Should you join the underground movement? And if so, how?
Why the US may be unprepared for a deadly storm season
As storm season begins, America's weather service is still reeling from sweeping cuts. And the consequences could be fatal
Here's how much the richest 10% owe the planet for the environmental damage they've caused
A new study has put a staggering price tag on their pollution
Yellowstone eruption: This is how a supervolcano explosion will unfold
Fresh clues beneath one of Earth’s most powerful supervolcanoes reveal how it could explode – unleashing global devastation
Does Earth have a heartbeat?
'Microseisms' are still baffling scientists, decades after their discovery
Chance of mega earthquake hitting California now at a 'historic high', experts warn
The faults beneath Los Angeles are at their highest stress in 1,000 years – and overdue a release
Part of Earth’s core has switched directions. And nobody really knows why
The event could be part of a natural cycle in iron flows that give Earth its protect magnetic field
What speed am I travelling, right now?
Turns out, it is much more difficult than you might imagine to accurately assess how quickly you're moving through space
What's the best way to measure an earthquake?
It revolutionised how we measure earthquakes in 1935 – so why have seismologists almost entirely abandoned it?
If an advanced civilisation lived on Earth millions of years ago, would we be able to tell?
If an advanced civilisation lived on Earth millions of years ago, would we be able to tell?
The $50m time-travelling gamble to save the Amazon rainforest
An ambitious project about to get underway intends to see how the trees will respond to the CO2 levels of the future
We've found a tiny particle that could erase the Universe at any moment
A supercollider may one day help us predict the fate of the Universe. Scientists will use it to find a hidden instability built into the fabric of existence… one that could destroy everything.
