EP4 - Mars Had an Ocean? Scientists Find Incredible Clues episode artwork

EPISODE · May 15, 2026 · 6 MIN

EP4 - Mars Had an Ocean? Scientists Find Incredible Clues

from Big World, Little Ears · host Hippo Tom

What if the dusty, red planet we see in the night sky was once covered in a sparkling blue ocean — bigger than any on Earth?In today's episode, scientists have found extraordinary clues that Mars — our neighbouring planet — once had a giant ocean covering much of its surface. We explore what Mars looks like today, how scientists read the planet's ancient history from its rocks and landforms, and what this discovery means for the biggest question of all: could there ever have been life on Mars?🔴 What your child will learn:- What Mars looks like and how far away it is- How scientists study planets from millions of kilometres away- Why water is so important for life to exist💬 Talk about it together:"If Mars once had an ocean, what kinds of creatures do you think might have lived there?"

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EP4 - Mars Had an Ocean? Scientists Find Incredible Clues

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