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.
Spring equinox 2024: What and when is it?
Time to shrug off the winter cobwebs and finally start venturing outside again.
Top 10 biggest earthquakes ever recorded
Earthquakes are one of the most deadly natural disasters. Here are the worst humans have witnessed so far.
17 absolutely mind-blowing Underwater Photographer of the Year winners 2024
Come and dive down with us as we take a look at the best photos taken beneath the waves.
Something very strange is happening to Italy’s underground volcanoes
Earthquakes started to be felt at Campi Flegrei in September 2023. Since then, over 1,100 have been recorded.
Year of the Dragon: The world’s stunning Lunar New Year celebrations, in pictures
People gather in ceremonies all around the world to celebrate the Lunar New Year
Top 10 largest rainforests in the world 2024
Rainforests are often referred to as the 'Lungs of the world'. But which is the biggest?
How many countries are there in 2024?
Here's the surprisingly complex answer to the simple question.
Top 10: The largest cities in the world
Our planet is becoming increasingly crowded, as illustrated by these megacities.
Top 10 longest rivers in the world 2024
Spoiler: the Amazon doesn't take the prize for the globe's lengthiest river.
Volcanoes across the globe are now erupting. Should we be worried?
With volcanic activity being reported everywhere from Iceland to Italy, should we be concerned that a catastrophic event is coming?
A jaw-dropping vision of the future: The 11 best Environmental Photographer 2023 winners
Take a look at the winners of 2023's thought-provoking and striking Environmental Photographer of the Year Competition
Could Africa soon split in two? The bizarre scientific theory, explained
Enormous cracks are opening across the continent.
How mating pufferfish created one of the ocean’s greatest mysteries
Mysterious 'crop circles' found on the seabed have been discovered to be a nest built by the most unlikely of creatures.
What is the coldest city in the world in 2023?
The world's coldest city in winter is warmer in London during the summer.
There’s a hidden wildlife crisis at the heart of the UK countryside
Despite their pretty appearance, the UK’s woodlands, wetlands and wildflower meadows are in a poor ecological state.
In pictures: The electric-blue lava pouring from Earth’s strangest volcano
The luminous blue lava found on Java is caused by the sulphuric gasses burning in the oxygen-rich air once they reach the surface.
Eruption Island: Inside Iceland’s explosive new surge of volcanic activity
The Reykjanes Peninsula in southwest Iceland has recently become a hotbed of volcanic activity. Why is this happening, and how worried should we be?
What actually causes hail?
Here's how the super speedy crystals form – and why they don't melt as they fall.
When is the next solar eclipse?
If you’re in the path of totality, they’re difficult to miss. Here are all the details for upcoming solar eclipses in the next decade.
In pictures: 10 ingenious green cities around the world
Featuring Amsterdam, Vancouver, Singapore...and Nottingham, UK.
Northern lights UK: The best ways to witness the auroras tonight
The northern lights could be visible over the UK, and wider parts of the world. Here’s how to see them.
Solving the world’s plastic pollution problem
How widespread plastic pollution is – and what we can do to finally tackle the problem.
What causes lightning? The simple science, explained
It all starts with warm, damp air.
How can we make our food more secure?
Prof Tim Benton, research director at Chatham House, explains how our food sources impacts the planet.